Ford p0358

1. Connect an OBD-II scanner to check for a stored P0353 trouble code. Here’s a great one we use daily. 2. Perform a visual check of all wiring and connectors to see if there is any damage, wear or corrosion. 3. Listen to engine run to determine if the engine misfires are happening regularly or intermittently. 4.

The most common problems reported by owners of the Ford F-150 pickup truck are that the windows do not roll up correctly and that the engine produces a knocking noise, according to...Jan 26, 2017 · What are the symptoms of code P0358 ? In addition to an illuminated check engine light, the most common symptom is an ignition misfire. Often, P035x codes will also be accompanied by a misfire code (P0300-P0308). How do you troubleshoot code P0358 ? The following steps will help you diagnose a P035x code: Maintenance Shop - 2007 F150 - P0358 code, please help! - 2007 F150, 118k miles, 5.4 FX4. Original engine/transmission. Started to get some shuddering and P0358/P0308 (and other cylinders) codes so I changed the plugs. I did the front 6 (all broke) and I had a shop down the street do the back 2 (both broke). Replaced...For instance, the procedure for diagnosing a P0356 on a Toyota may be different from testing for the same code on a Ford. For the appropriate steps, always consult your vehicle’s repair manual. If you decide that DIY auto repair is not for you, you can always seek the help of a mechanic. How to Fix the P0356 CodeMy 2004 F150 5.4 Lariat, has the P0358, again. We've done the following to remedy this. New plugs, coils, coil connectors and recently, a new PCM. The dealership and a local garage have both traced the wiring and moved coils and plugs around. The code didn't follow the coil but stays on #8 cylinder. All of the wiring was found in good condition.

Jan 13, 2024 · OBD-II Code P0358 means that there is a problem with the Ignition Coil 'H' Primary/Secondary Circuit. This means that the ignition coil responsible for ignit... The symptoms of a P0358 code are: The Check Engine Light comes on; Engine may be hard to start; The engine may hesitate or stumble while running; Power loss when you …P0305 ford f150: cylinder 5 misfire detectedP0358 code ford f150 Ford f150 p0358: mal funcionamiento del paquete de bobinas "hFord f150 p0301 code sensor stands obdii trouble appears common very. P0352 fix coil ignition p0351 dodge bluedodgeObd2 code p0351,p0352,p0353,p0354,p0355,p0356,p0357,p0358 on a toyota P0356 ford …Jan 22, 2008 · 1997-2006 Expedition & Navigator - Help - 03 Expy - Codes P0354, P0355, P0356, P0358 - I need some help on some pending codes the wife's Expedition is showing. I posted previously that I was going to change out the COP's due to stumbling, but it wasn't showing any codes and I didn't get to do it Friday. 1. Ensure that the spark plugs and spark plug wires are in good condition. Spark plugs that are worn or faulty can cause misfires, which can lead to a P0355 code. 2. Check the ignition coil and its wiring. If the wiring is faulty or the coil is damaged, it can cause a misfire and trigger a P0355 code. 3.What is the Cost to Diagnose the Code P0358 2003 Ford F150? Labor: 1.0. The cost to diagnose the P0358 2003 Ford F150 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.5. 07-31-2003 03:24 PM. Modular V10 (6.8l) - P0358 Problem - I have searched through the forums without success so I'm hoping someone has been here and done this before. I have a 2006 V10 with a persistent P0358 code. I have changed the plug and the coil pack on #8, monitored the DC supply voltage and grounding pulses at the coil pack....The video focuses on the basic Ford diagnostic error code.Contents:0:21 Basic DTC analysis according to OBD2 protocol standard.1:48 Insight into programming-...

Jun 17, 2022 · Labor: 1.0. To diagnose the P0358 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour. Fault code P0358 can occur on different vehicles but there are statistics on which brands this occurs most often. Here is a list of some of them: Chevrolet (Avalanche, Silverado) Dodge (RAM) Ford (Expedition, Explorer, F-150) GMC (Sierra) Hyundai (Solaris) Jeep; Lexus; Lincoln (Blackwood) Mercedes-Benz; Porsche (Cayenne) Toyota; Fault code ...OBD-II Code P0358 is defined as a Ignition Coil "H" Primary/Secondary Circuit. The ignition coil or coils are responsible for igniting the air/fuel mixture inside the combustion chambers. Without reliable performance from the ignition coil (s) the vehicle will stumble and misfire. The engine control module (PCM) has special transistors called ...=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code P0358 Saving Repair Part...

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1999 to 2016 Super Duty - Misfire codes P0308, P0307, P0306 - Last month I got a P0308 code.:-huh Replaced the COP (not the spark plug) and it fixed the problem.:-X0A6 I had read the service bulletin and it scared me into not changing the plug, especially since the COP cleared up the issue.The most common problems reported by owners of the Ford F-150 pickup truck are that the windows do not roll up correctly and that the engine produces a knocking noise, according to...=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code P0358 Saving Repair Part...i have a ford e250 yr2004 - Ford 2004 E250 question. Search Fixya. Browse Categories Answer Questions . 2004 Ford E250; Ford E-250 Car and Truck; Ford Car and Truck; Cars & Trucks ... code p0358 refers to ignition coil H -primary/ secondary--circuit malfunction ===causes --wiring--ignition coil---ECM Read full answer. Jan 13, 2018 • …

We detail Ford's early lease termination policy, including how early you can terminate your lease, the fees you'll pay, and more. Ford allows early lease termination, but the assoc...P0305 ford f150: cylinder 5 misfire detectedP0358 code ford f150 Ford f150 p0358: mal funcionamiento del paquete de bobinas "hFord f150 p0301 code sensor stands obdii trouble appears common very. P0352 fix coil ignition p0351 dodge bluedodgeObd2 code p0351,p0352,p0353,p0354,p0355,p0356,p0357,p0358 on a toyota P0356 ford …Ford. Issue: Some 2020 F-Super Duty vehicles equipped with the 6.2L or 7.3L engine built on or before 05-Jun-2020 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0132, P0135, P0138, P0141, P0152, P0155, P0158 and/or P0161 stored in the powertrain control module (PCM).5. 07-31-2003 03:24 PM. Modular V10 (6.8l) - P0358 Problem - I have searched through the forums without success so I'm hoping someone has been here and done this before. I have a 2006 V10 with a persistent P0358 code. I have changed the plug and the coil pack on #8, monitored the DC supply voltage and grounding pulses at the coil pack....OBD-II Code P0358 is defined as a Ignition Coil "H" Primary/Secondary Circuit. The ignition coil or coils are responsible for igniting the air/fuel mixture inside the combustion chambers. Without reliable performance from the ignition coil (s) the vehicle will stumble and misfire. The engine control module (PCM) has special transistors called ...This is enough to fire the spark plugs. The PCM sets an ignition coil control circuit code P0351-P0358 when it detects a problem with the ignition coil circuit. The last digit of these codes references the cylinder where the issue is occurring. For example, P0351 indicates a fault in the #1 cylinder coil circuit.Labor: 1.0. To diagnose the P0355 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.Jun 8, 2023 ... Descubre todo sobre el código de avería P0358 ... P0358 Circuito Primario/Secundario de la ... Ford Ignition Coil Primary Codes P0351-P0360 ...Detailed information on troubleshooting and repairing a P0358 DTC code which refers to a circuit malfunction in the ignition Coil H. Also includes links to relevant forum topics on the code.2005 Ford F150 1/2 ton P/U 4WD 8 Cylinders 5 5.4L FI SOHC 330 CID. VIN: 1FTPW14565KC31554. engine dtc p0352,p0353,p0354,p0355,p0356,p0358. coil ralated to codes will have no spark coils swapped , power checked. just passing here before i replaced ecm , to see if any one knows this problem for shore. im a mechanic.OBD2 Code P0358 Ford definition: The COP (coil on plug) ignition system is what is used on most modern engines. There is an individual coil for each cylinder that is controlled by the PCM (powertrain control module). It eliminates the need for spark plug wires by putting the coil right above the sparkplug. Two wires are dedicated to each coil.Apr 27, 2012 ... 2003 Ford Expedition 5.4 coil over plug system with a misfire and a P0356 trouble code. This is a very good case study on how to deal with ...

Ford Truck Enthusiasts Forums. Super Duty/Heavy Duty. 1999 to 2016 Super Duty. DTC OBDII P0315 Code. 1999 to 2016 Super Duty 1999 to 2016 Ford F250, F350, F450 and F550 Super Duty with diesel V8 and gas V8 …

Jun 26, 2020 · For more information be sure to visist: http://www.johnsadlersautorepair.com To diagnose the P0358 2014 Chevrolet Silverado code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.I just ran a report and these are all the codes that come up now. P0355 P0353 P0354 P0358 The only one pending is the p0355 (because it's the … read more. CaseyA925. 5,133 satisfied customers. Well I have 6 …Ford DTC P0358. Make: Ford. Code: P0358. Definition: Ignition Coil H Primary Control Circuit/Open. Description: This DTC sets when the PCM does not receive a valid ignition …Jun 14, 2020 · Labor: 1.0. To diagnose the P0355 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour. What causes the P0358 code? A number of underlying problems can cause a P0358 code to be detected. These include: A defective ignition coil; An open or shorted ignition coil …Labor: 1.0. To diagnose the P0355 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.The video focuses on the basic Ford diagnostic error code.Contents:0:21 Basic DTC analysis according to OBD2 protocol standard.1:48 Insight into programming-...

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P0358 – Ignition coil primary. Suggestions to Fix Issue: Replace PCM (ECM) due to the loss of injector pulse. Verify the condition of the crank sensor reluctor ring. Final Fix: The issue was resolved by replacing the connector on the coil, which was breaking down internally. This repair restored normal injector pulse.The P0354 code stands for “Ignition Coil ‘D’ Circuit Malfunction,” which means the powertrain control module (PCM) has detected an issue with the primary or secondary circuit for ignition coil “D.”. Some of the possible causes of the P0354 code are a bad ignition coil, an issue with the ignition coil circuit, and a faulty PCM.Labor: 1.0. To diagnose the P0355 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.Nov 2, 2021 · If your Ford Econoline has thrown P0358, it may be accompanied by P0308 (this code indicates that the eighth cylinder is misfiring). Addressing P0358 should take care of P0308. P0358 is a relatively straightforward diagnosis and can be caused by a bad coil pack or wiring harness issue, although other less likely factors do exist in some cases. Dec 25, 2023 · P0358 – Ignition coil primary. Suggestions to Fix Issue: Replace PCM (ECM) due to the loss of injector pulse. Verify the condition of the crank sensor reluctor ring. Final Fix: The issue was resolved by replacing the connector on the coil, which was breaking down internally. This repair restored normal injector pulse. To diagnose the P0358 1998 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.What are the symptoms of code P0358 ? In addition to an illuminated check engine light, the most common symptom is an ignition misfire. Often, P035x codes will also be accompanied by a misfire code (P0300-P0308). How do you troubleshoot code P0358 ? The following steps will help you diagnose a P035x code:El PCM establece el código de diagnóstico P0358 OBD2 cuando detecta inconsistencias en el circuito eléctrico de la bobina de encendido. Este código se refiere a la bobina de encendido número 8. El código P0358 es común en: Chevrolet Silverado, Dodge Ram 1500, Ford E-350, Ford Excursion, Ford Expedition, Ford Explorer, Ford F-150, Ford F ... ….

What Does the Engine Code P0358 Mean? Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "0" in the second position means that this is a generic OBD-II (OBD2) DTC. "3" in the third character position in a DTC indicates that the ignition system or misfire is experiencing a malfunction.The Ford Motor Company is one of the most iconic and recognizable car companies in the world. It has been around since 1903 and has been producing some of the most iconic vehicles ...To diagnose the P0358 Toyota code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.2000 ford f-150 4x4, 5.4 vin "L" 120000 miles. Engine codes P0354, P0355, P0356 , P0358. These codes came on sudden. What i did so far. Cleared codes. Codes came back. Replaced all spark plugs, plugs … read moreP0307, p0316,p0300,p0305,p0308,p0345, P2198,p0306,p0356 2004 f-150 5.4 3v - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them.HomeFord Ford Select Your Ford's Diagnostic Trouble Code Body Codes. B103B; B103CTo diagnose the P0358 1997 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.i have a ford e250 yr2004 - Ford 2004 E250 question. Search Fixya. Browse Categories Answer Questions . 2004 Ford E250; Ford E-250 Car and Truck; Ford Car and Truck; Cars & Trucks ... code p0358 refers to ignition coil H -primary/ secondary--circuit malfunction ===causes --wiring--ignition coil---ECM Read full answer. Jan 13, 2018 • … Ford p0358, November 8, 2008. #2. Ford OBD-II Trouble Codes. # originally compiled by By John Patton from Ford Truck Enthusiasts. P0100 Mass or Volume Air Flow Circuit Malfunction. P0101 Mass or Volume Air Flow Circuit Range/Performance Problem. P0102 Mass or Volume Air Flow Circuit Low Input. P0103 Mass or Volume Air Flow Circuit High Input., Ford Mechanic: A. Penland. The best way is to disconnect the PCM and the coils. Then disconnect the battery and measure each wire from coils 4,5,6 and 8 from each coil to the PCM. You need to measure the resistance (OHMS) on both wires from each coil. Should read .2 OHMS or less., Nov 2, 2021 · If your Ford Mustang has thrown P0358, it may be accompanied by P0308 (this code indicates that the eighth cylinder is misfiring). Addressing P0358 should take care of P0308. P0358 is a relatively straightforward diagnosis and can be caused by a bad coil pack or wiring harness issue, although other less likely factors do exist in some cases. , Jul 17, 2012 · I just ran a report and these are all the codes that come up now. P0355 P0353 P0354 P0358 The only one pending is the p0355 (because it's the … read more. CaseyA925. 5,133 satisfied customers. Well I have 6 different codes. P0345. P0356. P0355. P0354. , Here's the list of codes; P0358 Ignition coil H primary/second P0355 Ignition coil E Primary/Second P0307 Cylin ... Hello again I have a 2006 ford e250 with a 4.6 vehicle has 114000 mi on it runs very bad missing in a couple of cyl what's more there is a half dozen codes they are as follow po174 system to lean bank ..., This is enough to fire the spark plugs. The PCM sets an ignition coil control circuit code P0351-P0358 when it detects a problem with the ignition coil circuit. The last digit of these codes references the cylinder where the issue is occurring. For example, P0351 indicates a fault in the #1 cylinder coil circuit., Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. P0351 code definition P0351 is a general OBD2 diagnostic trouble code (DTC) that points to a fault with the ignition coil A. What the P0351 code means The P0351 DTC is seen when the ignition coil A primary or secondary circuit..., Jul 12, 2006 ... I scanned the computer and got codes: P0351, P0352, P0353, P0354, P0355, P0356, P0357, and P0358. For those that are unfamiliar with these ..., May 18, 2020 · Ford F250 P0353 Diagnosis. May 18, 2020 by Jason. P0353 is a generic OBD2 code that indicates that ignition coil “C” has an issue with the primary or secondary wiring circuits. It has the same meaning for the Ford F250 as it would any other vehicle. It is typically caused by a bad coil pack or wiring harness issue, although there can be ... , P0358 Ford - how to replace #8 coil. asked Feb 16, 2018 by pj. check-engine-light-on; p0358; 1 like 0 dislike. 2 answers 547 views. 2008 Mercedes Benz ML550 with engine code P0358. asked May 21, 2017 by Jeanette. mercedes-benz; ml550; p0358; 34.9k questions 32.3k answers 1.3k comments 22.8k users Need A Repair Shop?, To diagnose the P0358 2014 Chevrolet Silverado code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., Summary. The P0358 code stands for “Ignition Coil H Primary/Secondary Circuit Malfunction.”. It is set when an open or short is detected in the driver circuit for coil #8. The most common triggers for …, To diagnose the P0358 1997 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., The PCM grounds/ungrounds this circuit to activate or deactivate the coil. The PCM monitors the coil driver circuit for any faults. If an open or short is detected in the driver circuit for coil #8, a P0358 code may be set. Additionally, depending on the vehicle, the PCM may also shut down the fuel injector to the affected cylinder., When doing the move smell the plug, if strong fuel smell could be injector. Also means plug is fowled. Compare to the one your moving. 2009 - 2014 Ford F150 - 2011 5.0l p0358 - Hey all, posted this in the engines forum too, but idk how many views it gets there. I am looking for some advice on a P0358 code, and some intermittent rough running ..., Aug 18, 2020 ... ... P0358 Ignition Ignition Coil H Primary/Secondary Circuit Malfunction (Cylinder #8) P0359 Ignition Ignition Coil I Primary/Secondary Circuit ..., P0358 Ignition Coil Primary circuit malfunction. P0359 Integrated Ignition On Plug failure. ... i have a 2002 ford f-150, check engine light came on codes read 1131 and 1151 lack of upstrea heated oxygen sensor switch, sensor indicates lean on bank 1 and bank 2 can anyone tell me what this means or what to do, thank so much theresa ..., Dec 6, 2006 · Received 867 Likes on 719 Posts. I'd suggest first checking the connector for the #5 coil. The P0355 fault code indicates that the problem is in the primary side of the coil's circuit. For a plug to cause this particular fault code would require a very specific and somewhat unusual failure mode (shorted). , Ford F150 P0358: Mal funcionamiento del paquete de bobinas "H Check Details Partsavatar.ca. Ford code f150 engine escape 2003 2002 misfire p0306 sensor p0308 repair source codes positionFord ignition coil primary codes p0351-p0360 diagnostic walkthrough How to fix code p0351 p0352 p0353 p0354 p0355 p0356 ford edge, lincolnI …, November 8, 2008. #2. Ford OBD-II Trouble Codes. # originally compiled by By John Patton from Ford Truck Enthusiasts. P0100 Mass or Volume Air Flow Circuit Malfunction. P0101 Mass or Volume Air Flow Circuit Range/Performance Problem. P0102 Mass or Volume Air Flow Circuit Low Input. P0103 Mass or Volume Air Flow Circuit High Input., If your Ford F350 has thrown P0358, it may be accompanied by P0308 (this code indicates that the eighth cylinder is misfiring). Addressing P0358 should take care of P0308. P0358 is a relatively straightforward diagnosis and can be caused by a bad coil pack or wiring harness issue, although other less likely factors do exist in some cases., The Ford Motor Company is one of the most iconic and recognizable car companies in the world. It has been around since 1903 and has been producing some of the most iconic vehicles ..., A P0354 code means that the ignition coil or coils are not functioning properly and that there is an electrical problem with them. The ignition coils are responsible for properly igniting the air-fuel mixture in the engine’s combustion chambers. If a vehicle has a P0354 code stored, it will not be able to ignite that mixture with the correct ..., P0358 is a diagnostic trouble code (DTC) for "Ignition Coil H Primary/Secondary Circuit Malfunction". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light ..., The p0358 is a coil driver code and most often a faulty ignition coil. The p0358 indicates #8 cylinder which is the driver side rear cylinder near the firewall. See info on p0358 and coil …, When there is a large leak in the Ford F250’s EVAP system, it will throw the P0455 OBDII Code. P0455 indicates a large leak in the evaporative emission control system. (EVAP). There are different leak size codes. For example, P0456 means your F250 has a small EVAP leak. While the trouble code may state that there is a “large leak” in the ..., TanmanGT Discussion starter. 52 posts · Joined 2021. #1 · Jun 29, 2021. Okay so my 2006 GT started missing while I was driving but no codes came up, so I pulled up the scanner and read the codes and it gave me P0358 it did that before when the coil pack was loose but once I fixed it and tighten it up it was good for a month or so but now it ..., If your Ford Mustang has thrown P0358, it may be accompanied by P0308 (this code indicates that the eighth cylinder is misfiring). Addressing P0358 should take care of P0308. P0358 is a relatively straightforward diagnosis and can be caused by a bad coil pack or wiring harness issue, although other less likely factors do exist in some cases., Code P0351 is defined as “Ignition Coil ‘A’ Primary/Secondary Circuit Malfunction.”. It’s an OBD-II diagnostic trouble code (DTC) that indicates a fault with ignition coil ‘A’ (a problem with the coil on cylinder #1 or its circuit). The P0351 code is a generic DTC — meaning it indicates the same issue for any vehicle that ..., Jan 3, 2021 · Answered in 4 minutes by: Ford Mechanic: PabloH108. Hi there I will do all I can to help. p0354 is for the ignition coil D or number 4 you changed the coil for number 4 and sparkplugs, what is next to be checked is the wiring to the ignition coil itself. give me a few minutes and I will get you a wiring diagram. do you have access to a ... , What Does the Engine Code P0358 Mean? Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "0" in the second position means that this is a generic OBD-II (OBD2) DTC. "3" in the third character position in a DTC indicates that the ignition system or misfire is experiencing a malfunction., My 2004 F150 5.4 Lariat, has the P0358, again. We've done the following to remedy this. New plugs, coils, coil connectors and recently, a new PCM. The dealership and a local garage have both traced the wiring and moved coils and plugs around. The code didn't follow the coil but stays on #8 cylinder. All of the wiring was found in good condition., It indicates that ignition coil “A” is malfunctioning. It is typically caused by a bad coil pack or wiring harness issue, although there can be other causes as well. The primary wiring is the wiring harness leading from your F150’s ECM/PCM to the ignition system itself. A short, open, or poorly ground wiring harness is almost always what ...