Automotive Technicians Technical Discussion and Fixes for Mar 27, 2013

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	Help Request	Answers
	2002 Acura RSX 2.0L MIL Lamp on VIN: JH4DC53882 VTEC operation does not work on this car. using my VERUS to perform function test it will boot me out saying "possible causes; VTEC SOL V short, oil leak from VTEC sol, VTEC oil pres sw intermittent open, VTEC oil pres sw loose terminal" Now we all know that ... Trouble codes: P1259 (Vtec malfunction)	View
	2001 Audi S4 Avant 2.7L No Start, No mil, no communica VIN: WAURD68D51 Car towed in. Will crank, but not even kick.no inj pulse. No spark. Have power to coils and injectors. No fuel pump activation.ecm will not communicate to my snap-on slous pro. Other modules do. Trans module gives code p1850=no pcm data. At pcm connectors i fo...	View
	2002 Audi TT Quattro 1.8L Battery VIN: TRUWT28N02 I have this tt with 44 milliamp draw found code 65535 in drivers door module will not clear. My info relates this code to a air bag module there are no codes in air bag module. My scan tool wont give door data only codes. No interior lights on hood latch opera...	View
	2000 BMW 323Ci 2.5L Turbin Speed Sensor VIN: WBABR3342Y This is a ZF 5HP-19 trans. All valve body solenoids and output speed sensor resistance measurements are in spec. The input or turbin speed sensor resistance spec is 292 - 358 ohms, I measured 3.58 meg ohms. There was no fault codes, electrical or shifting rela...	View
	2000 Buick Regal LS 3.8L Trac Control VIN: 2G4WB55KXY Looking for information on the Variable Effort Steering. I'm getting a code c1241. I'm also getting a c1232 left speed sensor open or shorted. When monitoring the left sensor with a scan tool it shows as good. Also when cycling the ignition key from off to on ...	View
	2006 Buick Rendezvous CXL 3.5L 5 volt reference VIN: 3G5DB03L26 Vehicle was towed in as it would start and die. Multiple codes- cleared engine started and idled rough and ran rich, checked data stream noticed Map was at 28.5 kpa and would eventually get to 19kpa. Disconnected and checked voltages at connector and found 10.... Trouble codes: P0641 (5 volt reference circuit 1)	View
	1999 Chevrolet Silverado 1500 5.3L Abs Module VIN: 1GCEC19T1X 1999 Silverado-2wd-5.3-100,000 miles. While driving vehicle abs and parking light came on--codes C0222-R/F wheel signal missing,C0226-L/F wheel signal missing and C0265-EBCM. read TSB's on it and cleaned sensors, connections at EBCM and redid ground connection...	View
	2003 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNES16S73 Hello every one, i have a chevy here that came to me from another shop. Owner said it had been misfiring so he had plugs changed and plug wires as it also had loss of power. I checked the basics such as filters, fuel and air and oil quality,all were good but t... Trouble codes: P1137, P0300, P0756, P1512, P1516, P1515	View
	2004 Chevrolet Suburban 1500 LS 5.3L Rt Outside Mirror VIN: 3GNFK16Z84 Truck came in power mirrors inop, they would fold. The left/right switch was broken. We replaced drivers door switch assy with new GM part. The drivers mirror works but passenger side does not. Still power folds but no lt/rt or up/dn. The scanner sees the swit...	View
	2006 Chevrolet Impala LTZ 3.9L Heat VIN: 2G1WU58116 Hi everyone, please be paitent as this is the first time working on one of these with an electric water pump, This vehicle has heat at cruising speed but I wouldn't call it great, at idle there is almost no heat, road test with scanner, no codes and coming up ...	View
	2007 Chevrolet Cobalt LT 2.2L Lighting VIN: 1G1AL55F57 We have a short that is turning on the park lights and reverse lights real dim.So far we have traced the wires and when moving the harness in dash towards cluster light will go out.We may have to remove dash tommorow but thought somebody may of had the same is...	View
	2006 Chrysler PT Cruiser Touring 2.4L Charge Light on VIN: 3A4FY58B76 Customer says that the charge light is on at times ever since we replaced the timing belt and water pump. We have tested the battery and charging system while the warning light was on or off and the alternator is charging fine at 14.4 volts. Light will go off ...	View
	2000 Dodge Intrepid 2.7L evap VIN: 2B3HD46R2Y Check engine light on, code for large leak, test gas cap bad. Install new cap erase code road test check engine light back on.Check for codes code p0442 small leak. Smoke system find leak in fuel filler neck, replace neck ,erase code & road test, p0442 small l...	View
	2001 Dodge Grand Caravan Sport 3.3L Pcm VIN: 2B4GP44321 I have to start by saying this is for another shop as well as we work on maybe 10% domestic cars. This car had a p0601 code and as we were told comon PCM internal failure, other than the car would not pass the IM test it ran anbd drove perfect, we opted to hav...	View
	2003 Dodge Ram 2500 5.9L Fuel System VIN: 3D3KU28C33 Truck came in as a no start. Building very low if any high pressure fuel. Has good fuel to pump, but little, if any output. Tried test regulator, still nothing. Installed reman pump. Now it builds 6000-8000 cranking. New problem, now it's actually popping the ...	View
	1996 Ford F-250 Eddie Bauer 7.3L No Start VIN: 1FTHX26F5T Thanks in advance to everyone. I have my 96 F-250 7.3 powerstroke. It cranks but does not start i had it plugged it and still no start. i scanned for a code and got P1280 ICP sensor open or short to ground. I replaced the sensor and still no start but the code... Trouble codes: P1280 (ICP sensor)	View
	2000 Ford Expedition Eddie Bauer 5.4L Poor Idle Quality, Misfire VIN: 1FMPU18L4Y Hello all... I have a 2000 expedition 5.4L engine that seems to be possessed. Last week, customer had it towed in for a NO START. Fuel pump was bad. Replaced fuel pump and fuel filter. Upon confirming the fix, noticed a coolant leak on the front of Bank 1 (Pa... Trouble codes: P0174 (Bank 2 too lean), P0301 (Misfire cyl 1)	View
	2008 Ford Focus S 2.0L No Start VIN: 1FAHP34N08 car came in with no start, checked power and ground to transceiver good, replace it still get 1600 most of time 1602 once in a while. got different cluster checked tx/rx wires from transceiver good same issue got a second transceiver, same. powers and grounds ... Trouble codes: B1600, B1602	View
	2010 Ford Fusion SEL 2.5L Air Bag VIN: 3FAHP0JA4A Another one hands me my tail. My students love to hear about these problems and how I get whipped some times by a vehicle. The data stream reveals that the left side retractor reads 0 ohms resistance. The right side reel reads 2 ohms. The integrity of the wiri...	View
	1999 GMC K1500 Suburban SLE 5.7L MIL Lamp on VIN: 1GKFK16R5X Guys I Have had this truck in for service and Check engine light. Replaced Plugs cap rotor coil and module. Test drive and start everyday for a week all O.K. Customer picks up calls next day Check Engine light on P1351 again.Check all conections at module and ... Trouble codes: 1351 (Ignition Coil Circuit High Voltage)	View
	2007 GMC Acadia SLE 3.6L MIL Lamp on VIN: 1GKER137X7 Hi everyone , i have this gmc acadia w/the 3.6 engine this vehicle came to me w/the code p016, the customer sates the other shop has replace both int. cam sensors and int. cam actuator solenoids and i have confer that. so i tested the solenoids and i can hear ... Trouble codes: P0016 (Crankshaft Position CKP - Intake Camshaft Position CMP Correlation Bank 1)	View
	2008 GMC Sierra 2500 HD SLE 6.0L Fuel tank won't fill This truck takes FOREVER to fill up. I have to have the fuel nozzle right out of the filler neck and only squeaze the pump slightly to get anywere when filling. I have tried another pump with the same results. I work at the local road maintenance shop and this... Trouble codes: P0446 (EVAP control vent circuit)	View
	2003 Hummer H2 6.0L shifting VIN: 5GRGN23U13 need help from gm tranmission technicians - i have this hummer stuck in 3rd gear with code po758 - and the letters for prnd123 in the cluster-gauge are visible.or inop.thank you.	View
	2001 Hyundai Elantra GT 2.0L MIL Lamp on, monitors not ready VIN: KMHDN55D51 Trying to complete monitors for emissions inspection. Reading codes in OBD II generic using MODIS results in a "U0D00", but reading under 'vehicle specific' yields the P0133, P0456, and P1166. After erasing codes, U0D00 resets immediately, and under vehicle s... Trouble codes: P0133 (B1S1 signal slow), P1166 (Lambda control at limit), P0456 (EVAP very small leak)	View
	2003 Hyundai Accent GL 1.6L MIL Lamp on VIN: KMHCG45C93 Is the computer bad again? ran new wire from terminal 2 to terminal #79 at computer with no new results! Trouble codes: P0340 (Cam sensor)	View
	2011 Hyundai Sonata GLS 2.4L Remote door locks, clock, TPMS VIN: 5NPEB4AC8B Hello all, Had this 2011 Elantra in today for a faulty starter. Replaced starter, had battery disconnected & had memory saver box hooked up to OBDII connector. It was an emergency job that was towed in so didn't get it done until very end of day, I didn't have...	View
	2002 Jeep Liberty Sport 3.7L Fuel Injectors Firing VIN: 1J4GK48K82 sometimes it starts and runs smooth. suddenly, the problem appears by itself, either idling or running it. we have two computers, one used and one rebuilt, programed to this vehicle. the probleam happens with either one. we tried bypassing the wires from the c...	View
	2004 Jeep Grand Cherokee Laredo 4.7L convertor VIN: 1J4GW48N24 I have been trying to figure out what to do with this Jeep. Has po740 code, TCC problem so I looked at engine rpm and input rpm on our solus and it is rising well above the 60 rpm thresh hold. up to 300 rpm. It doesnt give me TCC solenoid duty cycle. all I see...	View
	2007 Jeep Wrangler Unlimited X 3.8L Steering VIN: 1J4GB39157 Hi thanks for reading my post. This jeep has been lifted and the tires have been changed to 35 x 12.5 x 18. If I drive a little agressive on a curvy road the ESP ( electronic stability program) light comes on and if feels like the brakes or maybe the 4 wheel d...	View
	2007 Jeep Wrangler Sahara 3.8L engine VIN: 1J4GA59647 the car surges after each shift,and then smoothes out . it will misfire on #3 on start up.	View
	2002 Land Rover Discovery Series II SE 4.0L No Start, Stall VIN: SALTY15402 I'm stumped. I was thinking it could be the security system but there's no horn blaring and the starter is not locked out. Fuel pressure holds at 55 psi. I checking the ignition switch next. Does anyone have any ideas.	View
	2003 Land Rover Discovery S 4.6L Misfire VIN: SALTL16423 This vehicle was in the shop for originally oil leaks out of the oil pan, head gasket, and timing cove gasket. Cylinder heads were removed and the were faced at machine shop, valves were tested for leakage but were not leaking. (service writer decided not to h... Trouble codes: P0304 (Cylinder 4 miss fire detected)	View
	1998 Lincoln Mark VIII 4.6L no 4th gear this transmission was brought in by a used car lot (98 lincoln 4.6 engine). 4R70 Bought it at an auction. sold car 3 weeks later it had no overdrive. tore down transmission and everything looked good (looked like a recent rebuild)except the direct clutch was b...	View
	2003 Mercedes-Benz E320 3.2L Battery Light VIN: WDBUF65J73 Customer came in after they had the battery replace (with a new one) they told me that the battery light came on stating the sign of the battery and visit workshop. We checked charging system and saw that it was charging fine but she drove the car for one day ...	View
	2004 Mercury Mountaineer 4.0L No Start, Stall, MIL Lamp on VIN: 4M2DU86K04 This truck came in as a no start.Customer says they were driving down the road when it started shaking , wouldnt accellerate and had the rotten egg smell and died and wouldnt restart. When we got it it started and was making alot of noise so i shut it off and ... Trouble codes: P0300, P0305, P0306, P1336 (Ckp or cmp signal malfunction)	View
	1999 Plymouth Breeze 2.4L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1P3EJ46X3X Diagnostics showed a p0172 code,smoked intake and found no leaks. Did see map/maf reading low vacuum 7-8 inches, so i verified vacuum with a gauge and had 18 in. but it fluttered slightly. replaced sensor and now reads ok. did injector balance test and cylinde... Trouble codes: P0172 (Fuel system rich 1/1)	View
	1989 Pontiac Firebird Trans Am 3.8L Misfire VIN: 1G5FW2177K i have my own personel ta here that when its below 40 degrees it runs rough and full throttle like its running lean, bucks jerks and cuts out wont do it if it warm outside! dont have alot of time to work on it so just wandering if any body has ran into this ki...	View
	2004 Porsche Cayenne Turbo 4.5L Oil Level Monitor VIN: WP1AC29P64 Hats off to you Porsche Techs! Have a "Oil Level Monitoring Failure Workshop" message on the instrument cluster at times. When this happens the oil temp gauge also drops to 0. Somewhat intermittent, not constant, but if vehicle idles for 5 or 10 minutes it wil...	View
	2006 Porsche 911 Carrera 4S 3.8L Motor VIN: WP0AB29996 Customer said while driving down interstate he started to hear a whining noise. No check engine light came on and did not run hot. But all of a sudden vehicle started to smoke heavy out drivers side exhaust. Had it towed after that upon inspection drivers side...	View
	2003 Saturn Vue 2.2L Unknown VIN: 5GZCZ43D53 hi everyone to day we have this pos that will not shift gears scan engine control module fund p0700 scan tcm fund no codes looking at PIDS on tcm there in test drive ISS works OSS all so works but vehicle speed reads 2 MPH at all times on scan PID from TCM but...	View
	2009 Subaru Forester XT Limited 2.5L Turbo VIN: JF2SH66609 Replaced Turbo due to being defected. Had a DTC P0011 INTAKE CAMSHAFT POSITION - TIMING OVER-ADVANCED OR SYSTEM PERFORMANCE (BANK 1) Code. Mis-understood code. We ran car smelled burned odor. Ruin turbo. Cleaned solenoid. Code has came back. I have another new...	View
	2008 Suzuki Forenza 2.0L shifter mechanism VIN: KL5JD56Z08 please help i am stuck in park, been over the coals with this one. got a forenza no ground applied to btsi solenoid with brake pressed. found the brake light switch shorted so i replaced that still no good. tested btsi and key release solenoids and found them ...	View
	2007 Toyota Camry SE 2.4L Rear Cover Ring lands N/G U250E Transmission. We rebuilt the U250E with a new valve body and new Rear Cover. Vehicle came back within 1 month with the "Rear Cover Ring Lands Worn-out" and the Direct clutch (C0) burn't. We have seen this in many of the Toyota U-series transmissions and ...	View
	2005 Volkswagen Jetta GLS TDI 1.9L Heater Core VIN: WVWSR61JX5 We are looking for a labor time on replacing this heater core. The only reason I ask is our shop All Data shows 1.4 and shows an access panel. However our car appears not to have one and looks like dash removal is required. Thank you in advance.	View
	2002 Volvo S60 AWD 2.4L Differential VIN: YV1RH58D72 This car came in for hopping and hard turning. It feels like a blazer when you make tight turns. It feels like its stuck in all wheel drive all the time. I lifted car and checked the rear differential fluid, and the viscous fluid in the rear differential and ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1996 Acura TL 2.5L Engine VIN: JH4UA2640T HEY GUYS THANKS FOR THE HELP, ALAN YOU WHERE RIGHT, I LOOSEN UP ALL THE MOUNTS AND PUT THE CAR IN DRIVE AND REVERSE FEW TIMES AND IT HELPED A LOT, MOST OF THE VIBRATION WENT AWAY.	8
	2000 Audi A6 Quattro 2.7L Mechanical VIN: WAUED54B5Y Thanks for all the replies. James hit the nail right on the head. The Oil level sensor crossed over to another vehicle and didn't have the Temp built into it. I ordered a OE one with that number and all is well. Thank you very much. Moe	7
	2006 Audi A4 2.0L Mechanical VIN: WAUAF78E16 The engine is out. Alldata did it again!! I found there is nothing to disconnect/unbolt when you have a CVT trans. It just has splines like a manual trans (no torque converter to deal with on a CVT) Thanks for the help.	5
	2002 Buick Rendezvous CX 3.4L 2-3 shift VIN: 3G5DB03E42 thanks guys i informed the customer a rebuild was needed.they decided to replace the car	7
	1999 Chevrolet Cavalier LS 2.2L engine block VIN: 1G1JF5243X i took another look again last night.that part was the oilpump drive.i pressure tested again and looked at where the head meets the block with a mirror and the headgasket is leaking.thank you everybody for your help.	15
	2005 Chevrolet Astro 4.3L Stall VIN: 1GCDM19X35 I actually posted this for a buddy. He originally wrote the post. When I asked him to write a paragraph explaining the fix he wasn't very helpful. He said it was a compilation of many things that helped with the problem (I guess all the repairs he had done?...	16
	2010 Chevrolet Suburban 1500 LS 5.3L Poor Idle Quality VIN: 1GNUKHE3XA I want to thank all the techs who responded with good, helpful information, the vehicle is now running fine after I recorded code information, I cleared them. Over the next few days, I drove this vehicle over thirty miles while monitoring fuel trim and watchin... Trouble codes: P0011 (intake cam position), P162B, P0131 (O2 signal low B1S1), P0133 (signal slow B1S1), P0137 (O2 signal B1S2).	10
	2004 Chrysler Pacifica 3.5L Timing Belt VIN: 2C8GF68424 This engine did bend the valves, we put a belt on it at the customers request and it still has low compression. We reccomended an engine replacement based on the mileage. Thanks for your replies.	12
	2002 Dodge Ram 1500 ST 4.7L Heater core VIN: 3B7HU18N72 come to find out, the customer had previously worked in the heater box, so we tore it down again. The heater core has two mode doors, one opens and one shuts to direct the flow through the heater core. The customer, for some reason, had replaced the lower door...	13
	2003 Dodge Neon SE 2.0L MIL Lamp on VIN: 1B3ES26C43 Thanks to everyone for their help on this one . After checking for and fixing the exhaust leaks i had the problem still remained , replaced the upstream o2 with factory NTK sensor, smoke tested intake with no leaks, verified map sensor operation i added altern... Trouble codes: P0171.	17
	2004 Ford Focus ZX5 2.0L No communication VIN: 3FAHP37364 Guys, this one is fixed. Thank you all once again for the valuable information. Got a used ABS unit from the yard which matched our focus, installed that bad boy, and communication was restored! Very helpful info on this one guys, thank you. Sorry for the d...	5
	2009 Ford E-450 Super Duty 6.8L cam/crank sync VIN: 2010E45069 well go figure-after talking with ford,they said it was a timing issue.they sent me another camshaft-same part number-and the gear was pressed on in a different position.first one must have been a friday afternoon or a monday morning cam.installed new cam and ...	6
	2010 Ford Escape Limited 3.0L steering rack VIN: 1FMCU9EG4A after trying some of the sugestions,decided to replace the rack assembly and that has corrected the problem. thanks for all the help everyone.	8
	2005 GMC Envoy SLE 4.2L cruise VIN: 1GKDT13S25 The customer hasn't returned to further diagnose, I think the VSS is on the right path and if they come back in we will certainly be looking closely in that area. Thanks for all replies.	11
	2006 GMC Envoy Denali 5.3L Misfire Thanks everyone for all of the advice we removed the intake and it turns out that one of the cam lobes for number one cylinder was wiped out jasper engine installed and out the door 5k cost for cust. but has a 3yr 100000 warn, parts and LABOR again thanks to ... Trouble codes: P0301.	19
	1941 Lincoln Zephyr 292CID Internal engine oil squirter MANY thanks to all who responded... I'm going to close this and call it "fixed". Quite a wealth of knowledge and info here if anyone ever gets into one of these v-12's in the future. As for this specific part, he's ordering the manual and hopes to find conclu...	23
	1998 Nissan Altima GLE 2.4L Excessive Emissions VIN: 1N4DL01DXW THANK YOU FOR ALL THE REPLIES, WE RECEIVE A LOT OF GOOD SUGGESTIONS ON THIS ONE. WE DOUDLE CHECK FUEL TRIM, SLIGHTLY LEAN AT IDLE, BUT OXYGEN SENSOR SWITCH FINE DURING SMOG CHECK ON DYNO. PRESSURE SMOKE TEST ON INTAKE SYSTEM, NO VACCUM LEAK AT INTAKE OR EGR BA...	7
	2004 Nissan Murano SL 3.5L Mounts? VIN: JN8AZ08W24 Hello everyone and thanks for the help on this one. As Rob stated in his reply, some people just opt to disconnect the mounts. The front and rear mounts have electrical mechanisms and the rear one on this one was the culprit. These darlings are quite expens...	3
	2007 Saturn Outlook XR 3.6L No Start, Poor Idle Quality, Stall VIN: 5GZER33707 I want to apologize to everyone who wasted the time to read my concern - I should've gone back and checked my work first. All of you were right, the rear plenum gasket moved on me and created a vacuum leak. Those long bolts are what caused it. They sure did...	5
	2000 Volkswagen Passat GLS 2.8L cam timing VIN: WVWND23BXY Thx guys. As suspected the cams ware misaligned. Of by one tooth on both banks. After realigning we still had a little hesitation, turns out we had bad ign wire on #4. We did not try hard enough on bank one to realign the cam without removing the whole front e...	6
	2003 Volkswagen Passat GLS 1.8L Misfire VIN: WVWVD63B13 It was the pcv/diverter valve causing the problem. I replaced the valve and cleaned the tubes to and from. Cleared the codes and took it for a drive. No problem. Trouble codes: P0171 (Lean bank 1), P0300 (Random misfire), P0301 (Misfire cylinder 1), P0302 (Misfire cylinder 2).	10
	2006 Volkswagen Golf GLS TDI 1.9L MIL Lamp on VIN: 9BWGR61J56 tHANKS FOR ALL THE REPLIES. THE TURBO ACCUATOR ON THIS VEHICLE ARE NOT AVALIBLE ACCORDING TO MY LOCAL VW DEALER. i TESTED WIRES TO TURBO ACCUATOR POWER GROUND AND SIGNAL GOOD ACCUATOR WORKS FINE JUST THE SENSOR IS BAD. AS THERE ARE NO DRIVABLTY ISSUES CUSTOMER... Trouble codes: 18996 (boost positon sensor circuit a low).	8
	2006 Volkswagen GTI 2.0L MIL Lamp on VIN: WVWFV71KX6 WE END UP PULL DOWN THE FUEL TANK AND BLOW AIR THROUGH THE VENT TUBE AND FELT SLIGHT RESTRICTION AND A SLIGHT POP AT THE UPPER FUEL TANK. AFTER WE BLOW IT A FEW TIMES, RESTRICTION SEEN [...] BE DISAPPEAR, SUSPECT MAYBE A SLIGHT CLOGG OR DEFECTIVE VENT VALVE. VENT... Trouble codes: P0441 (Evap emission control system incorrect flow).	5

(Also Available: All, Asian, Chrysler, European, Ford, GM.)