Automotive Technicians Technical Discussion and Fixes for Aug 26, 2014

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	Help Request	Answers
	1992 Chevrolet Camaro Z28 5.0L Cuts out, Stall VIN: 1G1FP23F6N Hi all. I've got a 1992 Camaro that doesn't want to stay running when it's cold. The coolant temp sensor register's accordingly and the fuel pressure seems to be good. I've looked in the archives as well as searched in All Data and can finds no specs. for fuel...	View
	2008 Chevrolet Silverado 3500 HD LTZ 6.6L no fuel VIN: 1GCJC33678 this truck died while driving around back of the shop found 3 codes in it p0101 mass air out of range / p0381 glow plug heater circuit / p0087 low fuel rail pressure found data pids for mass air all readings ok at this time and no faults found with glow plugs.... Trouble codes: P0087, P0381, P0101	View
	2010 Chevrolet Suburban 2500 LT 6.0L 5-6 shift VIN: 1GNZKMEG1A Hello to all and thanks for the help in advance. I am usually able to figure these kind of things out through trouble codes, scan tool data, and internet, but i have no codes, nothing obviuosly out of place in the data department and no information on the inte...	View
	2000 Dodge Durango R/T 5.9L No Start VIN: 1B4HS28Z0Y we have sprayed down every thing and have never seen the vehicle not start .customer says after it rains it wont start for two days	View
	2000 Dodge Dakota SLT 4.7L No Start, Stall VIN: 1B7GL2ANXY Vehicle was towed in for because it stalled after a 30 mile drive and would not re start. "NO BUS" message was displayed on dash. When I received the vehicle it started and ran normally. Checked for codes and found none in PCM and PCM monitor status indicates ... Trouble codes: P1768 (transmission relay always open), P0505 (ISC motor or circuit)	View
	2006 Dodge Ram 2500 SLT 5.7L MIL Lamp on VIN: 3D7KS28D06 This truck has been in and out of the shop for over a year and I just looked at it for the first time. Customer states it shuts off while driving at highway speed, non-specific conditions. He pulls over and waits a couple of minutes and then it starts back up.... Trouble codes: P0388 (Automatic Shutdown)	View
	2010 Dodge Journey SXT 3.5L Starter VIN: 3D4PG5FV6A Hey gang, having issues with a no start on this journey. Intermittantly, only after hot, & usually after setting for 3-5 minutes of hot soak, hit the key & only 1 click. Hit it several times, clicks every time, finally goes, swear it would be the starter. Chec...	View
	1988 Ford F-150 Custom 5.8L No Start VIN: 1FTEF14H5J Truck was towed in no start would not turn over, they jumped it still would no turn over. After getting in shop found starter shorted,could tell they jumped across starter relay on finder with no luck.Has 45 psi fuel pressure good inj. pulse. I replaced dist. ...	View
	1991 Ford F-150 Custom 5.0L Excessive Emissions, Poor Idle Quality, Stall VIN: 2FTDF15N9M hello I am having an issue with this truck on startup it will surge and stall , but the fuel pump will continue to run with key on engine off (no TWO SECOND PRIME ) as soon as the pump eventually quites it will run like a champ ??? any ideas it has been to sev...	View
	2001 Ford F-450 Super Duty Lariat 6.8L No Start, Poor Idle Quality, Misfire VIN: 1FDXW47Z11 hi all. I took this truck apart a month ago and have been fighting it ever since. it is a v-10 bi fuel f-450. a company from Canada called cmi did the cng conversion for ford. the customer came in for an exhaust leak. I found the manifold studs on the left hea...	View
	2002 Ford Thunderbird 3.9L will not run VIN: 1FAHP60A32 Hi Everyone I have this t-bird that was towed in and the problem that i have is that it keeps blowing #5 fuse in the under hood fuse box behind the right headlight,and of course it's intermittent This fuse powers the injectors,the hydraulic fan solenoid,and th... Trouble codes: P1474	View
	2002 Ford F-350 Super Duty Lariat 7.3L Cuts out, Losses power VIN: 1FTSW31F42 Thanks for the help in advance. I have a customer with a lack of power an acceleration. On test drive - ICP on hard accel. goes from 1800 psi down to 750 psi, IPR goes to 65% On steady accel icp comes up properly. Removed valve covers and inspect for leakage -...	View
	2004 Ford F-250 Super Duty Harley-Davidson Edition 6.0L Low Pressure Oil Pump VIN: 1FTNW21P84 HI. This truck came in as a no start, no crank, customer got fuel and shortly after the truck died. He then cranked it over until the starter let go. We replaced the starter and began diagnosing the no start. here is what we had for scan data cranking: ficm s...	View
	2011 Ford E-250 4.6L overdrive VIN: 1FTNE2EW6B Quick question for you tranny guys. Trans shop has rebuilt this trans twice. 1-2-3 shift fine. When it goes into 4th it neutrals out. If you back off the throttle it will eventually go into 4th. They were hoping I would find something electrical wrong but I ca...	View
	1998 GMC K1500 Sierra SL 5.7L Ignition VIN: 2GTEK19R8W This truck is a high mileage used hard ride by all appearance. It was towed in dead. I replaced ignition module to get it running. Idles fine but under load the engine bucks and misfires severely. The RPM pid on scantool shows rpm erratic and spiking as high a...	View
	2006 GMC Savana 3500 6.0L No Start VIN: 1GDJG31U86 Vehicle intermittently cranks & doesn't start. We determined there is a voltage drop to the ignition coil? If you unplug the air bag module voltage drop goes away & vehicle starts. Un plugged all related sensors for air bag put fuse back in, NO START?? We repl...	View
	2008 Honda Accord LX 2.4L Radio VIN: 1HGCP26488 While driving the radio and radio/clock display cut out briefly. Doesn't seem to be related to bumps, can't duplicate it by wiggling wires and connectors under dash. Has 4 fuses related to radio, I have verified that 2 still have power when the issue occurs, h...	View
	2010 Hyundai Elantra SE 2.0L Electronic VIN: KMHDU4AD8A car was brought in for a trans code p0880 had been in an accident prior to it being purchased by the current owner. the p0880 code ends up being for a loss of power to the tcu fuse 11 for the snsr2 fuse blows as soon as the key is turned on. if the 60 pin conn...	View
	2001 Jeep Grand Cherokee Laredo 4.0L 1-2 shift VIN: 1J4GX48S91 We installed a used transmission (42r)and noticed a harsh 1-2 up shift but all other gears shift normal and hardly noticeable. No codes are present. We adjusted the kickdown cable (tv cable), and no change to performance. We checked governor actual pressure to...	View
	1987 Mercedes-Benz 560SL 5.6L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy VIN: WDBBA48D0H Car had been in storage for a number of years. Had to get car running. Advised owner to replace fuel tank, fuel pumps and fuel filter. Owner bought used parts. Oxygen sensor and o2 sensor had been removed so we replaced those. Car ran great for about 50 miles ...	View
	1988 Mercedes-Benz 560SL 5.6L MIL Lamp on VIN: WDBBA48D1J CEL on constant. Need to know how to read ECU fault codes. Although the car has an 8 pin diag.connector for impulse code reading, only SRS is available on that connector,for this non CA model. There is also a round 9 pole connector, but AllData states it requi...	View
	2004 Mercedes-Benz SL600 5.5L Misfire, MIL Lamp on VIN: WDBSK76F14 Need some assistance form the Mercedes techs out there. This sl came in with random no start found bad crank sensor so we replaced crank sensor and upsold a tune up by age (unrelated to problem). After tune up car runs well and does not die but sets misfire co... Trouble codes: P0306, P0305, P0300	View
	1999 Mercury Villager Estate 3.3L Timing Belt VIN: 4M2XV11T3X We have this Villager (Nissan Quest) that has a broken timing belt. Mitchell lists this engine as an interference engine. Mitchell list almost all vehicles as interference engine. Does anyone know for sure if this engine is or is not interference?	View
	2004 Nissan Quest SL 3.5L timing VIN: 5N1BV28UX4 start the car up when cold it has no power to run down the street it only go to 3000 rpm that it	View
	2005 Saab 9-3 Arc 2.0L Starting VIN: YS3FD79Y35 Thanks in advance for reading this. On first start in the morning, or after sitting for an hour, this car is reluctant to crank. The starter will engage, and turn the engine slightly, then quit working. If one persists doing this several times, the problem wil...	View
	2004 Saturn L300-3 3.0L Surge, Misfire VIN: 1G8JL84R44 Hey all you techs is Saturn land ... got one here that has me scratching my head , first thing in the morning you can get in and go for a drive and it'll miss and sputter and fart . won't barely pull itself off gum . now I have miss fires over all cylinders bu...	View
	2007 Toyota Camry XLE 2.4L compressor VIN: 4T1BE46KX7 This compressor has no clutch relay and turns with pulley all the time, all fusses are good. Replaced compressor, drier, expansion valve and flushed system and still can not get compressor to work. with snap on verus pro you can go to engine data and see clut...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2007 Audi A4 Quattro 2.0L oil consuption VIN: WAUDF78E47 The customer declined any further diagnosis or repairs, concerned about the potential of a very large bill. We recommended a valve cover next but he declined. Thanks for all the replies.	19
	2010 Audi Q7 TDI 3.0L No Start, Hesitation, Stall, MIL Lamp on VIN: WA1JMCFE7A Q7 is fixed! SUV got towed in again! This time we were lucky, because it consistently did not RUN/START. We had 0 bar fuel pressure on supplement pump in engine compartment, therefore we removed passenger rear seat and cut carpet to get access to the in-tank p... Trouble codes: P0087.	2
	2001 BMW 325i 2.5L Temperature Gauge VIN: WBAAW33471 Replace coolant temperature sensor at the rear of the cylinder head - no more temperature drop on gauge.	2
	2007 Chevrolet Silverado 3500 HD LT 6.0L Fuel gauge VIN: 1GBJC34K07 I checked both sending units at the pcm connector. Both of them were reading correctly, but the transfer pump still wasn't being commanded on. Replaced PCM and problem solved. Thanks for all of the help.	3
	2010 Dodge Grand Caravan SXT 4.0L Misfire, MIL Lamp on VIN: 2D4RN6DX8A Customer is taking the Van to the dealer to get the valves repaired under the drivetrain warranty. She has had a history with the dealer for the P0305 code for the last two years and they haven't been able to find the cause. Will update this when we hear back ... Trouble codes: P0305 (Cylinder 5 misfire), P0300.	14
	1993 Ford Ranger STX 2.3L Poor Idle Quality VIN: 1FTCR10A0P SENT ECM OUT AGAIN TO GET RECHECKED.INSTALLED AGAIN AND IT IS WORSE THEN BEFORE.GOING TO HAVE TO FIND OTHER ECM.THANKS FOR THE HELP	11
	2003 Ford Crown Victoria 4.6L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 2FAFP71W53 yes here goes the customer wanted to try a different computer and the first one the car wouldn't even start then he brings a new one and it start but don't even run half as good then he is pissed off I put the orig one back in and he takes the car saying I wil...	6
	2006 Ford F-150 XLT 5.4L MIL Lamp on VIN: 1FTPW14V36 We have replaced the thermostat even though it was not a p0128 for coolant temp, we have a P128A code ! We had the computer reflashed, customer drove it several days and the light returned ...again. We are at a loss on this problem and will post if we learn an...	6
	2004 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDT13S74 there were a combination of small problems causing this fault, after front o2 sensor the lean code went away. the rich code that came after was caused by original spark plugs then had to change boots on coils along with different thermostat. customer has been ... Trouble codes: P0171.	19
	2007 GMC Sierra 2500 HD SLT 6.6L Hesitation, Cuts out VIN: 1GTHK23607 OK guys the fix for this truck was new Tcm. Lots of confusion on this one. This is wired as NOT a classic,but setting classic codes. So I was having a bit of a dilemma. Testing the engine speed circuit at the tcm resulted in a very nice 5 volt sine wave. The t... Trouble codes: P0727, P0827.	6
	2002 Honda Accord LX 2.3L Hesitation, Cuts out, Misfire VIN: JHMCG66552 This One Is Out The Door. Timing Belt Was The Problem. It Had Jumped A Tooth. I Found The Spring For The Balance Belt Tensioner Laying In The Bottom Of The Cover All Flattened Out And The Adjustment Bolt That Holds The Timing Belt Tensioner Missing. Don't Hav...	23
	2009 Honda Civic EX 1.8L compressor VIN: 1HGFA16939 Thanks for all the help, found faulty control head , replaced control head all is well , thanks for all the replies!	12
	1999 Jeep Grand Cherokee Limited 4.7L Gauges, Bus VIN: 1J4GW68N9X Thanks to all who responded. I checked the voltage drop on the 2 ground wires at the instrument cluster, checked okay. Just to check, I removed the center console and checked the grounds thinking possibly coffee or something contaminated could cause an interm...	7
	2007 Kia Sportage LX 2.7L MIL Lamp on VIN: KNDJE72317 Thank you all for the advise on this Kia. I decided to retrace my steps and put in both b1 o2 sensors with OEM sensors which did not change anything. Next I decided to put an OEM cat in it which fixed the problem. Have been burnt before by aftermarket cats but... Trouble codes: P0139.	8
	2002 Mercedes-Benz E320 3.2L 2-1 shift down VIN: WDBJF65J32 Thanks for the Ideas Everyone. Found the problem!! The Summer/Winter switch was in the summer selection but found the switch to be shorted keeping it in the winter mode... Looks like a liquid was spilled more than one on or in the switch area.	2
	2002 Pontiac Aztek 3.4L fuel control VIN: 3G7DA03E02 thanks for your help install new o/e bcm and program	8
	1996 Porsche 911 Targa 3.6L 5th gear VIN: WP0DA2996T Thanks to those that responded. Kurt, I did call G Box and they knew what the problem was right away. The customer will continue to drive the car until winter when we will send the trans out for a rebuild.	6
	2004 Saab 9-5 Aero 2.3L ABS module VIN: YS3EH45G94 Hi guys thanks for the quick response Justin hit the nail on the head ESP is the way to go a bit tricky at first but got it to work. Thanks for the help another happy customer	5
	1999 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF18B1X vehicle fixed and monitor ran. We had check rear o2 sensor while driving and all looked good. we got vehicle back up and started to trace wiring harness and just above floor board, we found that someone ran a different gauge wire from computer to o2 sensor bar... Trouble codes: P0420.	11
	2004 Volkswagen Touareg V8 4.2L Poor Idle Quality, Cuts out, Stall VIN: WVGCM77L94 Could not fix this car in a reasonable budget. Car went to dealer. I suspect they'll recommend a tank. Passenger side tank kept going dry. I learned that v6 and v8 pump assignments are different, and that either pump SHOULD be able to empty the tank. There...	11
	2006 Volvo S60 2.5T 2.5L Surge, Cuts out, Stall, MIL Lamp on VIN: YV1RS59286 Basically ended up being fuel pump issue. You have to be very careful installing these pumps, it's very easy to mess up fuel lines and floats. One defective fuel pump in the mix added to the hair pulling. Trouble codes: P260D, P2600.	7

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