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Professional Automotive Repair Technical Discussions for May 19, 2021 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2002 Chevrolet Silverado 2500 HD 6.6L Fuel System VIN: 1GCHK23152 This truck was towed in crank no start. Checked fuel rail pressure was building to desired at 42mpa. I checked cam and crank signals both present and in time. Crank signal is present at the ficm. Checked all the powers and grounds at the ficm at this time ... |
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| 2003 Chevrolet Silverado 3500 LS 6.0L MIL Lamp on VIN: 1GBJK34U93 Got this truck in for fuel gauge always reading empty. Had code P1172. Erased code and fuel gauge worked. Replaced vent valve per tsb and in couple days was back with same code. Warrantied out rear pump as customer had previously replaced and it emptied th... Trouble codes: P1172 (fuel transfer pump insufficient flow) |
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| 2002 Dodge Ram 2500 5.9L Cruise wont disengag VIN: 3B7KF23632 Vehicle came in with cruise inop, found bad brake switch installed new switch from napa verified operation sys worked ok. Came back a week later cruise control wont disengage when brake pedal pressed. Installed new brake switch from delealer same concern. ... |
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| 2005 Ford F-350 Super Duty Lariat 6.0L FICM voltage VIN: 1FTWX31P25 At first it had almost no oil pressure on the HPOP side and that was easy to figure out. (Customer had damaged a stand pipe seal during install.) FICM does not test the injectors when key is turned on. I cannot perform KOEO injector test. I replaced all of... |
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| 2011 GMC Yukon XL 1500 Denali 6.2L MIL Lamp on VIN: 1GKS2MEF3B On scanner, compare crank active counter to cam active counter. Idle in park, crank active counter is erratic. Whereas, cam active counter consistently counts up to 250 at idle in park. However, in drive under light load in the shop, the crank active count... Trouble codes: P0336 (CKP sensor performance), P0449 (Evap vent solenoid control circuit) |
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| 2014 Volkswagen Tiguan SE 2.0L Left rear door module VIN: WVGBV3AXXE Greetings. This VW has a fault code 01333 Door Control Module Rear Left (J388) - No signal/communication. I Checked power and ground circuits. Also tested LIN for voltage and activity with a lab scope, ok. The window only works from the rear door switch an... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 1958 Chevrolet 3100 3A 4.6L steering control So added another 2deg of caster and it drives great. Well at least for a 1958. Customer is happy so that's what matters. Told him for the this setup its going to be as good as it gets but with that extra caster it does drive pretty well now. Thanks for everyon... |
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| 2006 Chevrolet Cobalt LS 2.2L No Communication VIN: 1G1AK15F76 Wiring issues with DLC & grounds- Also- kept getting the incorrect Trans module service #'s -= which would disable all other modules and not allowing Flash reprogramming All wiring and plugs were good to TCM other than slight amount of trans fluid running in... Trouble codes: U0101. |
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| 2005 Dodge Dakota SLT 4.7L Poor Idle Quality, Poor Idle Quality, Poor Idle Quality VIN: 1D7HW48N85 Wow-what a day. I went in and crawled under the dodge this morning to do tims and bills suggestion about the downstream o2. I do the electrical and diagnostics in my bay. No rack. Welp-one of the parts changers we employ installed the new upstream o2 in the do... Trouble codes: P0300. |
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| 2004 Ford F-150 FX4 5.4L Poor Idle Quality, Surge, Cuts out VIN: 1FTPW14544 Thank you to everyone that took the time to reply! After reviewing the posts provided, I went back through the truck again, checking cam timing and all data pids including TPS and VSS. In the first post I mentioned that the brake switch PID always showed appli... Trouble codes: P2106 (Fmem forced limited power), P0171 (System lean bank one), P0172 (System rich bank 2). |
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