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Professional Automotive Repair Technical Discussions for August 20, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 1991 Chevrolet C3500 Silverado 5.7L number 6 clyinder Ok guys this one has me kind of stumped. I am not much of a internal engine guy to start with, but this truck is our companys tow truck, so were trying to get it going. Couple weeks ago I towed a car approx. 50 miles from our shop. never had a problem. the ne... |
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| 1997 Chevrolet K1500 Cheyenne 5.7L Brake Lights VIN: 2GCEK19R9V Brake lights didn't work on this vehicle, has power in to orange wire on brake switch, no power out on white wire. Replaced brake light switch, lights stay on all the time with a new switch. Tried 2 AC Delco switches and 1 Napa switch with the same results. Br... |
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| 1999 Chevrolet Blazer 4.3L lack of power VIN: 1GNDT13W7X Hi group, this Blazer has a weird noise coming from the top of the vortex injector plug mainly when warmed up, sounds like a heat shield noise, I'v replace the vortex for leaking many times on other vehicles but I never replaced one for a noise? Everywhere els... |
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| 2002 Chevrolet Silverado 2500 HD 6.6L Hard Steering VIN: 1GCHK23132 This truck came in complaining of hard steering in parking lots. Found only hard steering when brake pedal is depressed. Tried bleeding procedure from alldata for hydroboost and bleed P/S system. Still have issue of hard steering to the right and left when foo... |
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| 2003 Chevrolet Tracker 2.0L Readiness VIN: 2CNBJ13C73 Cat and Evap NOT READY. Service Bay Test NOT AVAILABLE. Never any codes. Battery disconnected during bodywork welding. Thermostat good, heats up quickly. IAT seems accurate. No Pending Codes. ALL "OK" in Mode Six Data. Customer did replace Cat and Exhaust with... |
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| 2005 Chevrolet Colorado Z85 2.8L No Start VIN: 1GCCS19845 This is my bosses nephews truck. He drove it into town and stopped at the store. He came out and it wouldnt start. Ive ohmed out the clutch switch, scanned for codes, jumped the relay to get the starter to work and it works when I manually work the relay. When... |
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| 2007 Chevrolet Equinox LT 3.4L stabiltrak VIN: 2CNDL63F77 This vehicle came to us after the battery being jumped backwards. this resulted in no power steering and the stibltrak, abs, and traction control lights all being on and about 20 u-codes. Once at the shop we found the 80 amp main fuse blown, replaced it and re... |
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| 1996 Dodge Stratus 2.4L Unknown VIN: 1B3EJ46X7T A/C compressor quit working. Found no power to compressor, found radiator fan 40 amp very large fuse blown. In stalled my tester 40 amp circuit breaker in fuse, tuned key on with a/c button on, now has power. plug in clutch coil, it engauges for few seconds, b... |
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| 2002 Dodge Ram 1500 SLT 4.7L MIL Lamp on VIN: 1D7HU16N02 verhicle came in with a po302- cyl#2 misfire code but not able to duplicate and customer doesnt notice any misfire. code will set when he is backing out of his driveway in the morning. freeze frame shows fuel trims ok and only 10%load. swapped coils but code s... Trouble codes: P0302 (Cyl 2 misfire) |
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| 2007 Dodge Charger R/T 5.7L cooling fan 2 VIN: 2B3KA43H27 Cooling fans shutting off when parked and running,(police)Did not get to much time to check yet since we brought back from dealer.Wanted to post to see if any body has seen wiring harness chaffing issues.We think it might the FCM module?We could cool the modul... |
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| 1992 Ford F-250 XL 7.5L Excessive Emissions, Poor Idle Quality, Misfire Please Help!!! This one has really got me stumped! I have been doing this for many years and this is "old school" stuff here and that makes this more insulting to myself... Truck came in for an emissions test and failed hydrocarbons at idle horribly (2000hc).... |
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| 1997 Ford Taurus LX 3.0L Misfire, MIL Lamp on VIN: 1FALP53S3V hi all,hoping for some help on this taurus. this car has a misfire that has me stumped. using my modis ignition scope i can see that cyl 5&6 firing line is non existant. cyl 4 is fine with a nice peak. we originally did a tune up with plugs and wires by mileag... Trouble codes: P0155 (B2S1 o2 heater circuit), P0161 (B2S2 o2 heater circuit), P0305 (cyl. 5 misfire), P0306 (cyl 6 misfire) |
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| 1997 Ford F Super Duty 7.3L Compressor VIN: 3FELF47F6V Hey guys, My Alldata is down again. Can someone email me a schematic to the A/C system on this 1997 F350. It is a factory built truck w/o A/C and I got a system from a salvage truck and am in need of a schematic to finish the wiring. my email is [...]... |
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| 1998 Ford Expedition Eddie Bauer 4.6L Pcm VIN: 1FMRU18W3W Will fire up then stall. Check engine light flashes rapidly when this happens. Only cold start in morning. Windshield does not leak on bcm. Happens when cool outside with out rain. Sometimes the theft light flashes after but no codes. When it happens the check... |
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| 1999 Ford F-250 Super Duty Lariat 7.3L faid contubution test VIN: 1FTNW21F0X All right ford techs, 7.3 tourbo des, truck came in with hesitantion miss fire, scaned the truck found codes p0272, p0269 cylinder contribution test, we tested compresson in both cylinder 380-400psi, also checked injector controll module for bad connection ect... |
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| 2000 Ford F-350 Super Duty Lariat 7.3L Engine VIN: 1FTSW30F1Y Hello fello technicians, This 2000 Ford F350 DSL Truck (7.3L / V8) has been a good job so far but I am going to be asking you all on a recommendation for the future fix on this vehicle; currently trying to figure out why the car continues to leak oil and/or w... |
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| 2002 Ford E-150 Econoline 4.2L Compressor/high pressure line VIN: 1FTRE14272 Hi everybody and thanks in advance for your help.Ok the symtom is that,the high pressure line from the compressor to the condenser vibretes loud actually rettles for a few seconds every now and then, but for sure when you start the engine with A/C on, we have ... |
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| 2004 Ford F-150 FX4 5.4L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 1FTPX14564 vehicle came in with rough idle, hesitation, cutting off and no power at all. it starts up fine no rattle in engine. scan the vehicle and came up with three codes P0010, P0020, and P0102 the two codes have to deal with the variable cam timing solenoid and the ... Trouble codes: P0010, P0020, P0102 |
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| 2005 Ford Focus ZX4 2.0L noise VIN: 1FAHP34N15 vehicle towed in. makes a noise like the splines of the axles are not engaged all the way and grinding but seals are dry and inner cv's are in place. does not move. noise happens loudest when in r or d. fluid is black, level is fine. don't work on automatics s... |
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| 2008 Ford Escape XLT 3.0L Unknown VIN: 1FMCU93168 Customer complains of a vibration on acceleration. Verified really bad vibration when accelerating. Right front axle feels like it has too much play in the joint. I was just looking for some input about these axles in this model. If there is a common failure w... |
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| 2000 GMC Jimmy Diamond Edition 4.3L Hesitation, Cuts out VIN: 1GKDT13W0Y Please help, tired of acting like parts changer. per our fuel psi tests all readings too low(58 koeo, 52 koer (idle), 56 psi koer wot. o2 sensors go to zero b1 26 b2 fuel trims way lean when accelerate heavy or wot. unplugged mass air flow although gm/sec rise... Trouble codes: P0131, P0135, P0143, P0151, P0300 |
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| 2000 GMC Yukon SLT 5.3L Noise VIN: 1GKEK13T9Y this has a noisy fuel pressure regulator. it buzzes. original regulator was replaced because it leaked into vac hose. first replacement regulator (Delphi) buzzed after cust had it a couple days. Second regulator also buzzed and leaked down when truck is shut o... |
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| 2003 GMC Sierra 3500 6.6L Stall, MIL Lamp on VIN: 1GDJK34193 Intermittent stall. Bad FICM? Truck came in last week for no start after an intermittent stall condition. Original code was P0335 Crank signal. Found bad connector at CKP. Soldered in new AC Delco connector. Test drove numerous times without concern. Customer ... Trouble codes: P0374 (Timing Reference Signal A No Pulses) |
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| 1998 Infiniti I30 3.0L MIL Lamp on VIN: JNKCA21A4W my problem is the code p1320 pops on every start. the car runs smooth no misfire hesitation nothing. i have checked the coil ignition signal at the coil and verified at the computer . at idle the dc volage is at .180 to .408 for all the coils.replaced all 6 co... Trouble codes: P1320 |
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| 1999 Jeep Wrangler Sahara 4.0L Poor Idle Quality, Hesitation, Surge VIN: 1J4FY49S1X This miss is a big mistery. Sometimes it doesn't do it for weeks. Its a intermittenly miss where vehicle goes into an erratic idle with idle surging but does not cut off. The idle goes up in RPMs in order to keep it running. No Check engine light. Fuel pressur... |
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| 2003 Land Rover Range Rover HSE 4.4L Transmission VIN: SALMB11463 Hi guys, This is actually a customer of ours that asked us to try and sell for them. We have done most of the maintenance and repair work to this vehicle. The car has been sitting for close to a year and we needed to put a battery in it and some fresh gas.... |
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| 2003 Lexus RX300 3.0L airbag light VIN: JTJHF10UX3 well lexus wiszards out there have this lexus here giving me greef came in about 500 mls ago with code b0138 short in p/t suqib lh ciciut(to b+) alright replaceed lh side pretensioner and reset light wala i thought well back again same code trying to follow al... |
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| 2006 Lincoln Zephyr 3.0L left front turn signal VIN: 3LNHM261X6 Car came in with the LF turn signal inop, put in a 4157 bulb and no difference its a combo with the park lamp it has a 3 wire socket,center Grey/Yellow is hot for the park lamps, Black/light green is ground also. With the turn signal on the center is dead and ... |
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| 2004 Mini Cooper 1.6L Steering VIN: WMWRC33484 Back in 1/11 we put a reman p/steering pump in this(aftermarket - NOT oe reman - Didnt want to mention there name)We also changed the fan assembly with Oe & changed the p/steering fluid with Oe. Since then we have put 4 more reman pumps in & today it comes bac... |
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| 1992 Nissan Maxima GXE 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: JN1HJ01C8N We repaired the vehicle last week stalling problem that was the mass air flow meter problem (code 12)also we recommended replace the spark plugs and ignition wires / vehicle runs good for about week and come back with misfire problem, We checked fuel pressure ... |
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| 2005 Nissan Pathfinder LE 4.0L transmission VIN: 5N1AR18W55 complaint is of a vibration, or ''chuggle''. happens at 40-43 mph, hot, slight uphill.. when acting up, it bogs down, RPM's drop to around 1100, steady throttle, as you accelerate will not drop down to lower gear unless really mash the pedal. no codes.. lookin... |
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| 2005 Subaru Outback i 2.5L Surge VIN: 4S4BP61C65 Vehicle will surge only when the cruise control is on at any speed (worse going up hill) Once the cruise is disengaged the problem goes away instantly. Subaru has a software update for this problem but it has already been performed. There was a brake switch co... |
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| 2008 Subaru Outback 2.5i 2.5L Mechanical VIN: 4S4BP61CX8 This late model high mileage Sube came in blowing oil out of pass. side camshaft seal and running rough. Found #4 cylinder misfiring due to very low compression. Removed valve cover and found camshaft is broken! Front valve moving rear valves NOT. Anyone seen ... |
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| 2005 Suzuki Forenza S 2.0L MIL Lamp on VIN: KL5JD56Z55 Thanks for the help in advance, Vehicle came in 3 weeks ago with a po488,checked everything in egr system and all checked good, suspected sticking egr valve. this is a linear valve/ knowing the problems GM had with these valves figured easy fix...Car came back... Trouble codes: P0488 |
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| 2000 Toyota Avalon XL 3.0L compressor VIN: 4T1BF28B6Y Customer bought car from an auction. Came in running rough. Found timing belt to be off by one tooth. Fixed that and customer wanted A/c fixed. Found system empty and condenser leaking Customer replaced condenser on his own and returned. Charged system with re... |
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| 2005 Toyota Highlander 3.3L rear windows VIN: JTEDP21A45 I have a problem that the rear windows will go down with master switch, but will not go up with master switch. The rear windows work fine up and down with the rear door switches. Any help will is wanted, ive never seen this before. Im thinking something the th... |
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| 2007 Toyota Prius Touring 1.5L power train VIN: JTDKB20U97 Car trailered from Utah home then to my shop. I have listened to the engine checked water pump took off belt. Hot water capture pump. Brake pressure pump and accumulator. No noise there. The noise is only when the gas engine is running and can be increased/de... |
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| 2005 Volkswagen Passat GLS 2.8L Low beams VIN: WVWRU63B05 I do not repair many VW's. I have one here that has no running lights and no low beams. I suspect they are on same circuit. Everything looks OK as I looked at fuses, grounds, Bulbs ect. I am thinking a relay or switch. The people are from out of town and will ... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2003 BMW 330Ci 3.0L warning light VIN: WBABS53453 After cleaning and resealing the oil filter stand and swapping in an alternator from another vehicle the fix in fact was the application of Stabilant to the pins on cluster connector.Turns out the pressure switch single wire runs straight to pin 13 on the blac... |
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| 2007 Buick Terraza CXL 3.9L Steering As I stated she refused to drive the vehicle so it went back to the dealer. One of the techs there drove it back and forth to work for over a week and problem did not reoccur now they are trying to come up with some kind of a trade. |
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| 1970 Chevrolet Monte Carlo 5.7L rocker noise Than you all for an unprecedented response...As the engine came to me in pieces from the customer we failed to check closely enough for matching heads to block. the side to side movement of the rockers was due to the heads...these heads have a round hole for t... |
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| 1996 Chevrolet C1500 5.0L Hesitation VIN: 1GBEC14M1T Thanks for all your, help, we found the crank sensor was advancing timing 50 degrees in crank only, replaced as service bulliten and were able to sync crank and cam, then we found the map sensor was staying at 14 inches always, replaced it and truck runs great... |
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| 2000 Chevrolet Tracker 2.0L Drl VIN: 1CNBJ18C7Y THANKS TO ALL WHO REPLIED-CLEANED AND TIGHTENED GROUNDS IN LEFT KICK PANEL-ALL IS GOOD. |
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| 2000 Chevrolet Express 3500 LS 5.7L Poor Idle Quality, MIL Lamp on VIN: 1GBJG31R3Y The vehicle is fixed. The short answer is replacing the high side signal wire (terminal B) from the sensor to the computer fixed the problem. Now for a few details. Thanks to all who offered advice, especially to the one who suggested hooking up another sens... Trouble codes: P0174 (Lean Bank 2). |
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| 2005 Chevrolet Uplander LS 3.5L Rear back up sensor buzzer INOP VIN: 1GNDV23L95 Well it turns out that the after reading the codes out of the sonar system it needed a LR sensor and harness. The sensor was cracked behind the bumper and the harness wires were broken off inside the connector. I was initially confused by the lights blinki... |
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| 2002 Dodge Durango SLT 5.9L car will NOT go into PARK VIN: 1B4HS48Z62 broken internal parts will have to wait for monies--friend on tight budget-aren't we all.. I was hoping it would be a mis alinged something but the broken band is the culprit thanks guys you ROCK! Jim |
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| 2006 Dodge Dakota ST 3.7L Red Brake Light in dash wont go out VIN: 1D7HW28K66 Hi sorry for the late reply truck was put on the back burner further tests revealed when the e brake is applied the light flashes which is normal operation. resistance from green/orange wire at sensor side harness to ground = .549 k ohms black/orange wire se... |
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| 2008 Dodge Durango SXT 3.7L Pcm VIN: 1D8HD38K48 Went to dealer and got new pcm. We reflashed and everything is fine now,Thanks for every ones help |
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| 2000 Ford F-350 Super Duty XL 7.3L brakes seize VIN: 1FDWF37F5Y guys,thanks for the replies.I did check for cross contamination but didn't find any. Richards thought on a blockage made the most sense in this situation so I replaced hoses and then the booster and the problem is fixed;at least I just saw the truck go by haul... |
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| 2005 Ford Freestyle Limited 3.0L Poor Idle Quality, Surge VIN: 1FMDK03195 This one is fixed. We had the ecm reflashed per bulletin and Helaine's post. After a long road test, the problem hasn't returned. When the car would surge, the app voltage would stay the same, but tps voltage would jump corresponding to the engine rpm. My ... |
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| 2005 Ford Excursion Eddie Bauer 6.0L No Start VIN: 1FMSU45P85 I put another pump on this and it now runs like a dream. It has been gone for 3 weeks without a complaint, I will call it fixed.Thanks for all the help, I learned a lot on this one. Trouble codes: P2291. |
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| 2006 Ford F-350 Super Duty XLT 6.0L oil pressure VIN: 1FDWF36P76 Got the GHOST out. after assembly of oil pan etc we got engine oil pressure. I have no clue why it would not build it before. I had my Tech pack most of the space behind the pump with vasiline. Maybe that was the fix for getting oil. Engine does start and r... |
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| 2006 Ford F-250 Super Duty Lariat 6.0L No Start THANX TO EVERYONE THAT SPENT TIME HELPING ME ,AS EVERYONE SAID IT WAS HIGH OIL PRESSURE LEAKING AT THE DUMMY PLUG ON LEFT SIDE SINCE I TOOK THE RIGHT SIDE FIRST I REPLACED ALL OF THEM.PROBLEM SOLVED THANK TO YOU ALL. |
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| 2008 Ford F-250 Super Duty XLT 6.4L No Start VIN: 1FTSF21RX8 I rechecked the powers and grounds on the tcm module with a 3057 brake light bulb, the amount of amperage to light bulb is enough to power module. the bulb did not light on power circuits 1 and 31 at the module. traced wiring all the way to battery junction bo... Trouble codes: U0101. |
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| 2000 GMC Safari SL 4.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GKEL19W5Y Got the heads from machine shop and reinstalled. Runs great. I apparently had some valves sticking open sometimes. Valves had to be closed when I did the leakdown and compression test. Anyway thanks for all the help. Trouble codes: P0300. |
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| 2005 GMC Envoy XL SLE 4.2L Drivers side door module VIN: 1GKET16S95 John from Georgia had it. When picking the update I was under the impression the last one was the latest program. Also when highlighting them and reading the descriptions there was nothing that would of made me pick one over the other. Thanks to all who replie... |
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| 2007 GMC Canyon WT 2.9L Crankshaft Bearing VIN: 1GTCS14927 We replaced the cam actuator, and the code p0017 has not returned after 10 days of use. Therfore it is our opinion that .023 crank end-play is not enough end-play to set P0017. However I want to thank Justin from Oregon for the advice to check the front ex. c... |
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| 2002 Honda Civic EX 1.7L MIL Lamp on VIN: 2HGES25862 The crank sensor was also bad. The corrosion that got to the connector could have also gotten to the sensor as two of the terminal tabs were green at the bottom. The pattern I got from my Vantage was not a good waveform. More like an eractic line at about 2V w... Trouble codes: P0355 (Crank sensor no signal). |
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| 2005 Hyundai Sonata GLS 2.7L Misfire, MIL Lamp on VIN: KMHWF35H95 Coils are a common failure on these engines. We had already replace the coil with an OE part. We had witnessed a 12V, no switching situation on both sides of the new coil. We load tested the wire between the PCM and the coil negitive. Considering the possi... Trouble codes: P0305, P0302, P0300. |
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| 1998 Infiniti I30 3.0L Misfire VIN: JNKCA21A4W compression was good. i used after market coils. the problem with cylinder 2 was leaking fuel injector, i also had to replace the spark plug as it was fuel fouled. car runs flawless except i still have that p1320. Trouble codes: P1320, P0302. |
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| 2007 Infiniti FX35 3.5L No Start, Stall VIN: JNRAS08U57 As always, thanks to everyone for the replies! This vehicle diagnosis ended up being a little off the beaten path. In the end, I believe there were two separate problems: 1. The grounds that the TSB cites were likely the cause of the customer's initial probl... Trouble codes: P0300 (Misfire Detected). |
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| 1995 Jaguar XJR 4.0L MIL Lamp on VIN: SAJPX1141S I didn't receive much response from this tech help. With focusing on why the ECM would show two EGR system faults when the vehicle does not have this system is still a mystery. I sent the ECM to BBA in Mass, and they checked it and said it checked out normal. ... Trouble codes: P1401 (EGR circuit failure fault in ECM), P1409, P1775 (ECM trans light requested on fault in ECM). |
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| 1999 Jaguar XK8 4.0L MIL Lamp on VIN: SAJGX2041X Thank You to all that responded to my help request!!! Im sorry to inform you that I was unable to repiar this vehicle. I was unable to beg, barrow, or steel a smoke machine to recheck for vacuum leaks(I had worked on it last year and had access to a smoke ma... Trouble codes: P0171 (Lean system bank 1), P0174 (Lean system bank 2). |
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| 1979 Jeep CJ5 4.2L Brake pedal I plugged off the master cylinder and the pedal was hard as a rock. Found when unplugging the line for the front brakes that the pedal went back to its normal action of taking 2 presses to have a normal pedal. Plugged off the left front line with no change b... |
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| 1997 Mercedes-Benz E320 3.2L Unknown VIN: WDBJF55F2V Thanks for all replies. The compressor was defective causing low side pressure to rise when engaged. New compressor fixed the problem. |
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| 2003 Mini Cooper 1.6L alternator VIN: WMWRC33433 If you remember my post. I had installed an new belt batt and alternator on this mini cooper and was still not charging. This alt was brought by the customer, it was a cheap alt. The alt was tested at an autoparts store and we were told that the alt was good.... |
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| 1996 Nissan Sentra 1.6L Timing VIN: 1N4AB41D1T Okay - I can call this one fixed. I went back and checked compression on all cylinders to ensure valve/pistons had not touched. Compression was satisfactory. I went ahead and replaced the spark plugs because they were not in the best of condition. Also rep... |
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| 2007 Nissan Altima S 2.5L Poor Idle Quality, Hesitation, Misfire VIN: 1N4AL21E47 thank you to all the help recieved,and yes it was the ecm had to get one from the junk yard got reprogrammed and vehicle is on the road running like new,THANK YOU AGAIN FOR YOUR SUPPORT Trouble codes: P0075 (Ivt contro solenoid valve). |
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| 1986 Toyota Pickup 2.4L No Start VIN: JT4RN50R5G Ok guys thanks for your help as it turns out i found a used igniter put it on and it ran very poorly like igntion was not right i pulled the cap back off and i messed up to not sure how i did it but the pick up was hitting the reluckter so i messed up to t... |
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| 1999 Volkswagen Jetta TDI 1.9L Engine VIN: 3VWSF29M7X we ended up installing the gasket without the dowel. The dowel only fits in the center hole in the head, so it couldn't be mislocated. It just wouldn't fit through the gasket. We cut he heads off two old headbolts and cut a screwdriver slot, to use for alignme... |
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| 2006 Volkswagen Jetta TDI 1.9L Excessive Emissions VIN: 3VWST71K86 This vehicle is fixed without replacing the Turbo. Very minimal responses but we do appreciate the ones who did respond. This seems to be a fairly common problem and not always the same cause. In our case, after looking at EGR, Mass Airflow, Boost Sensor, F... |
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| 2007 Volvo S60 2.5T 2.5L L/F Sidemarker Bulb VIN: YV1RS59227 Thanks to all who replied. Some replies said it can be done without removing the bumper cover and headlight assembly, but I cannot see how. However, someone else said removing the air filter box for possible access may be an easier route (and I had already con... |
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