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Prev Professional Automotive Repair Technical Discussions for April 27, 2020
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Chevrolet Trailblazer LS 4.2L Misfire VIN: 1GNDS13S62
I have switched coils and plugs, smoke tested for vacuum leaks, done a compression test running and cranking, spark jumps 25kv and have not had any luck so far. I checked the injectors with my power probe 4 at the pcm and they all give the same readings. I... Trouble codes: P0300 (Random misfire)
2009 Dodge Journey SXT 3.5L electric window VIN: 3D4GG57V19
scanner sets code b1854 and b2678 after cleared, after working the window switch have power on the up wire at motor on l-h front but no power on down wire. Wiring looks good in door jam, scanner does read when you work switch both ways can also hear click ...
1991 Ford F Super Duty Custom 7.5L lifter VIN: 2FDLF47G7M
So we got this 91 Ford 7.5L. that came in with a bad lifter and cam on #1 cylinder exhaust. Replaced cam and lifters came back soon with the problem. When we installed the lifers that lifter did have some slight resistance from having the bottom of the hol...
2008 GMC Envoy Denali 5.3L oil pressure VIN: 1GKET63M98
Envoy came in a 4mos. /5k miles ago for zero oil pressure. Had a P0521 for oil pressure sensor perf. I replaced sensor and filter with Delco part. Truck is back with same problem. Customer states pressure was at zero and crept up with increased rpm. He cla...
2006 Honda CR-V LX 2.4L MIL Lamp on VIN: JHLRD785X6
code p0341 comes on only when cold vsa light also on during first trip when started cold**. start up after warmed no vsa light and code p0341 will not reset. the next step is to pull cover. suspecting a stretched timing chain. i am wondering if there is an... Trouble codes: P0341
2009 Honda Ridgeline RTS 3.5L Misfire VIN: 5FPYK16479
This Ridgeline has a noticeable misfire on cylinder #1 with fault P0301. The customer already replaced the spark plugs with nice NGKs. We cleared codes and confirmed the cylinder #1 misfire and confirmed in engine data. We swapped the coil and plug with an... Trouble codes: P0301 (cylinder 1 misfire)
2011 Mercedes-Benz S550 4Matic 5.5L Air ride level VIN: WDDNG8GBXB
CODE 5287. I bought this car last year and the front end started going down a month after purchase. I got 2 OE rebuilt struts from Arnot and have had a problem ever since. We replaced the struts 3 times along with the valve and pump. The only way I can dri...
2015 Mercedes-Benz ML63 AMG 5.5L Misc VIN: 4JGDA7EB8F
Good Day members I need some advise.I have a customer interested in purchasing a 15 ML 63 AMG..I haven't had many come thru the shop so i cant tell my customer if they are reliable or not. Any one out there that is a bit more familiar with these? Ive looke...
2014 Ram 1500 Laramie 3.0L low power no boost VIN: 1C6RR6LM3E
ok, looking for some guidance as we are running out of ideas, truck would come in for red lightning bolt on dash and poor acceleration previously with a low boost code, over time we were able to correct the low boost code and was gone a good while, now it ...
2005 Suzuki Verona LX 2.5L Long crank time VIN: KL5VJ56L75
This Verona has an intermittent long crank. It's very random in nature. When it first came in there were multiple codes. Misfires on 4-5-6. P128 low operating temp. P0154 bank 2 sensor 1 low activity. P0171 and p0174 lean both banks. We replaced the spark ... Trouble codes: P0154
2012 Volkswagen Routan SE 3.6L Cooling fan VIN: 2C4RVABG4C
when you start it cold, It gets up to 200 degrees, low speed fan turns on, runs for 30 seconds, High speed kicks in and it sets the code. Have checked powers and grounds, replaced the low speed resistor, checked amperage draw on the cooling fan. 11amps on ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1988 BMW 325i 2.5L No Start VIN: WBABB2303J
Thanks to everybody that replied, this car is up and running after replacing the motronic cu , at last. As you can read on my post, I did some extensive testing of all circuits & components , and left , and assuming that the ecu was ok. After more than 20yrs e...
2011 Chrysler 200 S 3.6L Unknown VIN: 1C3BC8FG0B
Sorry team. I took some time off and forgot to close it. I pulled the valve body back off and the plastic valve pistons do not appear to be stuck. They actually seam rather loose in the holes. Is this normal? Additional replies are appreciated. Thanks.
2005 Ford Explorer XLS 4.0L Starter VIN: 1FMZU62E65
Re-flashed the PCM, erased and coded keys. Works great and thanks for everyone's help.
2016 Ford Fusion Titanium 2.0L No Start VIN: 3FA6P0K97G
Hello: well, I made the mistake of not checking the VIN of the PCM the shop installed before they called me. The shop owner told me it had the same numbers as the original PCM but I never got to see the original so I could compare numbers. Since Autel did not ... Trouble codes: P161A.
2001 Honda Civic DX 1.7L Surge VIN: 1HGEW22591
thanks for all the thoughts and help.crank sensor from honda fixed it.guess honda designed different.strange it will run without crank sensor.thanks again Trouble codes: P0336.
1971 Lincoln Continental 7.5L blower motor VIN: 1D0N0TKN0W
the information that I received was great. I at least could get the proper name for the bushing. the customer could not wait a few days for me to make a bushing so they picked it up. go figure. I had little intrest in making a bushing after they were pushing m...
2002 Porsche 911 Carrera 4S 3.6L readiness monitors VIN: WP0AA29982
Thank you for all your help. This is California, so ALL the monitors need to be set for this year. Disconnected the battery (did not help) Checked coolant temp (ok) check fuel trim (ok) ended up reflashing DME and now all monitors set. Thank you again, and sta...
2016 Toyota Camry SE 2.5L Hesitation, Surge, Erratic shifting VIN: 4T1BF1FK3G
without having the special tools to do a vacuum fluid fill procedure, I just added a little more tranny fluid, like a pint, and told her to drive it normally. It's been over a month and no issues have reappeared to this point.
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