Automotive Technicians Technical Discussion and Fixes for Apr 5, 2013

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	Help Request	Answers
	2005 Chevrolet Colorado Z85 LS 3.5L Misfire VIN: 1GCCS136X5 i got this 05 chevy colorado with 3.5 engine that came in missing on number 2 cyl did plugs as per customer request while i was there swaped coils still had a miss on number 2 customer read about all the head problems theses things have and requested we do a h... Trouble codes: P0302	View
	2006 Chevrolet Colorado LT 2.8L Cuts out VIN: 1GCCS19816 a little stumped on this one asking for help this vehicle will cut out under initial load in drive and reverse fuel presure stays constant ,in idle in park is ok it will start right up after cutting out and only happens when vehicle gets up to temp.	View
	2007 Dodge Ram 2500 TRX4 5.9L MIL Lamp on, derates power VIN: 3D7KS28C77 This truck derates and sets a P1222 and illuminates the intake heater light when coasting downhill. Starts and runs fine until code sets. No excessive smoke except for a little black at cold idle after start up. It is my understanding that the fuel limiting va... Trouble codes: P1222 (Injector control circuit performance.)	View
	1991 Ford Ranger Custom 2.3L crankshaft hub VIN: 1FTCR10A6M truck came in with no start has good fuel pressure and spark and injector pulse. if i change the wires around on the right bank truck will start stalls and it back fires thinking its the vane wheel on the crankshaft hub if anyone could send me a picture of the...	View
	1997 Ford Windstar GL 3.8L power steering pump VIN: 2FMDA5144V this van make some noise from the pwst when we turn the wheels.this occur always the sound come from the pump ,like if the pump is working hard .this sound is normal when the wheel is at the end of their course ,but now we listen it everytime we turn the steer...	View
	1997 Ford F-150 Lariat 4.6L cylender heads VIN: 1FTDX1861V Hey fellow techs, I am just looking for some feedback on how much a can of worms I am opening when I go into pulling the heads. Is there a concern with ancillary items such as timing chains,chain guides,valves, Lower ind integrity, etc. Is it easier to lift ...	View
	2001 Ford Focus LX 2.0L Poor Idle Quality, Misfire VIN: 1FAFP33P81 The most intermittant misfire you've ever seen. We did a tune-up as a precaution because it wouldn't act up for us a month ago, just came back today, missing. No codes, but could see only #2,#3 missed in Mode 6 data. There seems to be no way we can duplicate i...	View
	2003 Ford Explorer Sport Trac XLS 4.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FMZU77E03 Any idea will help Trouble codes: P0304 (Cyl 4 missfire), P0316 (Missfire on startup)	View
	2004 Ford Mustang GT 4.6L Surge, Stall VIN: 1FAFP42X74 Thanks first of all to the group for any assistance on this one.. Has already been to a couple shops.. Yup another one of those. Customers original complaint and still is when start car the " fast idle " goes up to appx 2800 rpm's and then does its normal drop...	View
	2004 Ford E-250 4.6L Unknown VIN: 1FTNS24W04 i have changed the fuel pump driver module because my scanner sart aid it was off line cleared the code then it started next code was a cylinder head temp sensor , changed it cleared the code and it started ran it for about 10 miles . everything seamed fine ne...	View
	2006 Ford Taurus SE 3.0L Evap VIN: 1FAFP53U26 Car came in with a po 443. found an inopperative canister purge solenoid and replaced it. Came back 2 weeks later with the same code and found the wires on the firewall that go to the computer had been rubbing on the a/c lines and rubbed 6 in half. Repaired th...	View
	1990 Honda Civic DX 1.5L Excessive Emissions, Poor Idle Quality, Misfire VIN: 1HGED3542L I am 60 degrees off on my ignition timing. timing belt is in as perfect time as can be. triple checked. has replacment dist apon arrival. crank and cam pullys not stripped, keyways intact. engine block #s match vehicle application. unsure of cyl head. with a h...	View
	2000 Honda Accord EX 3.0L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1HGCG2259Y This car won't stay at idle after one hour that has been driving if you try to start the car after 10 to 15 minutes the car would start but won't stay at idle. But if you wait 30 minutes would idle just like any other car. Thanks in advance Trouble codes: P1399 (Misfire any cylinder)	View
	2004 Honda Odyssey EX 3.5L MIL Lamp on VIN: 5FNRL189X4 Hello Honda techs, This Odyssey came in with code P0325. Identifix gave us good information about rodent damage to the harness and sensor problems. We removed the plenum and spacer to find the wiring harness was chewed off by a rodent. In addition, the sensor ... Trouble codes: P0325 (Knock Sensor Ckt)	View
	2005 Honda Pilot EX 3.5L power steering pump VIN: 5FNYF18485 I'm hoping someone out there has run into this problem before, because this vehicle is starting to become a thorn in my side! In the last six months this vehicle has had the power steering pump replaced due to front seal leaking, the rack has been replaced due...	View
	2000 Jaguar Vanden Plas 4.0L transmission VIN: SAJDA24C9Y This big Jag has an intermittent problem(s). After driving 15-20 minutes, we get only about 40% throttle response. Shortly, REDUCED ENGINE PERFORMANCE comes on the message board. Then transmission bumps into limp mode. These symptoms do not necessarily occur i...	View
	2007 Jaguar X-Type 3.0L monitors VIN: SAJWA51A87 I worked on a X-type jag that was having a lean code. After repairing a vacuum line and MAF sensor, had no problems. The customer drove 900 miles, went to take his E-check, the O2, EVAP, and Comprehensive moniters have not run. I went out with the cust and did...	View
	1999 Jeep Cherokee Sport 4.0L rear spring VIN: 1J4FF68S4X HI, I need a left rear, rear spring bracket for a 1999 jeep cherokee. this bracket is bolted to the frame at the rear of the car. right side is available from jeep dealer, left side is not. new or used is ok, none up here due to rot. thanks , Roland	View
	2005 Jeep Liberty Sport 3.7L No Start VIN: 1J4GL48K75 customer said she drove to work with no problems. when she tried to start to go home the engine would not crank, we have no comunication with pcm or transmission only. tried disconnecting sensors, and modules. cked all fuses and grounds, we added a ground to t...	View
	1996 Land Rover Range Rover SE 4.0L Engine VIN: SALPE1247T Vehicle came in with no start condition. Things already done Ignition wires Spark plugs Crank sensor Charged battery Cleaned combustion chamber and put a little ATF in cylinders Tested with Used air meter Removed ECU and checked boards and harness for corros...	View
	2002 Land Rover Freelander S 2.5L Hesitation, MIL Lamp on VIN: SALNM22262 complaint of lack of power on occaision. also, eng lite on, seems to be effected by getting gas. according tto ALLDATA, the 1472 code WILL NOT turn on the mil. I found a bulletin for replacing manifold for a rattle, but dont have that happening. The other code... Trouble codes: P1472, 0X220, 0XE38, 0X00E	View
	1998 Lexus LX470 4.7L Hesitation, Cuts out VIN: JT6HT00W5W We have a 1998 Lexus LX470 with an acceleration problem. No restrictions in intake system. No leaks in intake system found with smoke check.When you accelerate lightly it will make it to about 50 mph and you can cruise but if you stomp it it loses power then w...	View
	2010 Mercedes-Benz Sprinter 2500 3.0L engine VIN: WDZDE7CC4A We have this Sprinter that has a bad oil leak. It does not leak in the shop but, if you drive it on the highway. It will be dripping when it gets back. We cannot tell where it is coming from. Don't think it is the turbo. Possibly a plugged PCV or exhaust? Any ...	View
	2000 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA31D0Y Hi everybody!!! Friends from another shop called me to see if I could stop by their shop to check this Nissan that was running rough little bit and have the dtc on with a p0505. So I went there and they told me that they installed a good used intake and thrott... Trouble codes: P0505 (Idle control System malfunction)	View
	2006 Nissan Maxima SL 3.5L Convertir VIN: 1N4BA41E26 Hi, I have 2006 maxima I have no experience about transmission,but this vehicle need to repair from my Dealer ship . This transmission problem is shift #123 and reverse so slip and very hard shift sometime slow shift , but it drive ok at first 5 minute And dri...	View
	2004 Pontiac Vibe 1.8L Drive Train VIN: 5Y2SL64884 This car came in this morning with a vibration when in drive or revers. All thought you do not hear it once the car is rolling. I checked the motor mounts and there is some singes of cracking but they all seam to be in tacked. This car was in 2 months ago with...	View
	2003 Saab 9-3 Linear 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: YS3FB49SX3 First off vehicle came into the shop in December after sitting for 3 months. Battery was dead. Charged the battery and tested ok. Vehicle ran rough checked for codes and found p0303 stored in T8 module. Swapped coil to another cylinder and found midfire follow... Trouble codes: P0303, P1312, P0340, P201P, P0245, P0325	View
	2007 Saturn Vue 3.5L No Start VIN: 5GZCZ53487 Sometimes when you try to start engine it starts on first crank and will run all day until you cut it off and on restart it will crank & crank & crank and if you crack open the throttle a little it seems to help and will finally start, but we smell gas from fl...	View
	2002 Toyota Sequoia SR5 4.7L assist VIN: 5TDBT44A12 Hello, I have this toyota while driving doing parking lot maneuvers the turning has hard spots in it. Also while low speed driving I can feel it get hard. Customer said it did not start until after I did the timing belt. Looked at everything and it appears to ...	View
	2005 Toyota Corolla CE 1.8L Evap VIN: 2T1BR32E35 Started repair with one code P2520 I fixed that code. customer brought car back 2 day later with 7 other codes for EVAP System. They could have been there before ,he said some one cleared them at autozone(after the fact"before I even did any work") I have a P2...	View
	2001 Volvo V40 1.9L MIL Lamp on VIN: YV1VW29531 Hi guys, I am stuck with this one. Customer came in trying to pass the California emission smog check, car came in with p0507 code, so we changed the idle air control valve, told the customer to drive so the monitors can be complete, after driving 300 miles (o... Trouble codes: P0507 (Idle Air Control System RPM high Than Expected)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1996 Chevrolet K1500 Cheyenne 5.7L under accleration VIN: 2GCEK19R9T Well we haven't fixed it yet and i cant post another update. However it doesnt make any noise in 4wd hi. so we will be looking into the transfer case	19
	2001 Chevrolet Silverado 1500 4.8L oil filter VIN: 1GCEK14V51 AS ALLMOST EVERYONE SUGGESTED THE OIL PRESSURE RELEIF VALVE WAS STUCK AND YES THERE WAS A SIGNIFICANT AMOUNT JUNK SETTLED IN THE OIL PAN. WE THROUGHLY CLEAN THE BOTTOM END OF THIS ENGINE AND ALL IS WELL NOW. THANKS TO ALL THAT CONFIRMED MY SUSPECT ON THE OIL P...	23
	2005 Chevrolet Avalanche 1500 Z71 5.3L brake wear VIN: 3GNEK13T05 i found the flex hose was holding a bit of pressure slowly lewts off. replaced all three flex hoses and we will see in 20000 km thanks for all the responces	11
	2002 Chrysler PT Cruiser 2.4L Stall, MIL Lamp on VIN: 3C4FY48B02 Vehicle had multiple problems due to age,mileage, and neglect: Cam magnet had a section that didnt have any magnetism, Cam sensor pigtail was damaged and someone tried to repair it, battery cables not having good contact so ECM wasnt getting proper voltage. Pr... Trouble codes: P0340 (Cam signal lost).	41
	2000 Dodge Durango 4.7L Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1B4HS28N4Y Changing the cam and crank sensor took care of the rough idle, but the 340 code is still in the computer. Advised customer to take it to an experienced electrical shop. The problem has to be in the wiring. Thanks again for all your suggestions. You all are... Trouble codes: 1391 (Intermittent loss of cam and crankshaft data).	18
	2006 Dodge Ram 2500 SLT 5.7L no shift any gear VIN: 1D7KS28D66 Floe test failed for pump.Put reman in good to go.Flow test that was done, Take cooler line flow should be 1 qt.in 30 seconds didnot pass.	11
	1999 Ford Ranger XL 2.5L Gas tank VIN: 1FTYR10C2X GENTLEMAN THANKS FOR AL [...] OVER IT. FUNNY THING NO CODES. MANY OF YOUR PROMPTED ME TO PULL THE FILLER NECK OFF AND INSPECT. THERE ARE SCREENS AT THE BOTTOM...	16
	2001 Ford F-250 Super Duty Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTNX21L81 Thanks to all who posted, Some great suggestions that helped eventually repair this truck, The owner is a over the road trucker and I could see the pickup on every other Saturday, The first visit after my post I did find the PCV hose would collapse after it ... Trouble codes: P0171, P0172, P1131, P1132.	15
	2003 Ford F-150 XL 4.2L Poor Idle Quality, Misfire VIN: 1FTRX17293 thank you everyone that sent me replies I learned a lot on this I found the intake had a crack in it the owner said he didn't want to fix it and just took it back witch he probly took it home to fix himself Trouble codes: P0174, P0316, P0302, P0303.	28
	2004 Ford F-150 XL 5.4L ABS Module VIN: 1FTVX14544 I forgot to mention we rotated the tires and still got the 4 mph higher reading from the rear speed sensor compared to the fronts. We replaced the abs module with a new one, configured it and the problem is fixed. Thanks to all.	9
	2001 GMC Yukon XL 1500 Denali 6.0L Mil VIN: 1GKFK66U11 I cleaned the intake behind the plate and it runs fine. I will never know what is going on with the check engine light unless the customer brings it back if the smog shop doesn't pass it because of intermittent operation of the light. Thanks again to all who h...	8
	2005 Hyundai Elantra GLS 2.0L Body Control VIN: KMHDN46D75 Thanks for your replies. The used ETACS module works great and we saved the customer about $600.00. AWESOME!	5
	2004 Jaguar XK8 4.2L No Start VIN: SAJDA42C24 The car is on its way to being traded in. Put the new pump in with some marvel mystery oil and some new gas, and the thing has been running great. I think the customer is going to take our advice and get something different, but only time will tell... @ Bill...	7
	2003 Kia Optima SE 2.7L Crank Pulley VIN: KNAGD12813 AFTER CHECKING THE RESPONSES THE GENERAL THOUGHT WAS THE BELT. WENT TO KIA AND GOT A FACTORY BELT PROBLEM GONE. INTRESTING SITUATION UNLESS I HAD SEEN IT MYSELF IT WOULD BE HARD TO BELIEVE A BELT COULD CAUSE THAT, BUT BEING IN THIS PROFESSION IF ITS NOT ODD ...	12
	2007 Land Rover Range Rover HSE 4.4L Air Suspension VIN: SALMF15497 The customer decided to repair the original system, and I will be replacing the 2 rear air bags and see what happens.	8
	1998 Lexus GS400 4.0L engine Thanks for all the help. After opening two harnesses found several burned wires (from the shorted battery cable to hood).Finally got the owner here to show him, and explained the obvious repair that would be necessary. He opted not to repairthe vehicle. ...	7
	2010 Mazda 3 S 2.5L Eps VIN: JM1BL1H58A Totally missed the boat on this one. There was a disturbance in the CAN lines caused by the Steering Angle Sensor. I was working with the bodyshop at a local dealership and their guy noticed the steering angle wasn't reading anything(something I missed). Anyho...	8
	2002 Mercedes-Benz SL500 5.0L Roll Bar VIN: WDBFA68F62 I have fixed this one, the replies I received were all good if the roll bar hydraulics would have had sufficient pressure. It turns out that the hydraulic solenoids in both valve blocks left and right were allowing enough bleed down in pressure that the ram w...	6
	1990 Nissan 300ZX 2 2 3.0L No Reverse VIN: JN1RZ24A9L I did not fix this one. customer didn't want to spend the money. some of the members told me about the problem why it did what it did. was due to bad radiator been clogged up. an excess heat welding the transmission together. this is the reason why it will o...	6
	2009 Nissan Altima S 2.5L air mix door VIN: 1N4AL21E79 after looking at this with some thought, removed blower motor and outside cover of floor vent, drilled hole thru backside of vent to access rear screw on actuator, removed front screw, pulled vent a little out and actuator came out. tested door operation and f...	2
	1997 Toyota Avalon XL 3.0L aligment VIN: 4T1BF12B7V Like most of you suggested I took strut out and found one of the strut bearing getting in a bind.replaced it with new one and that took care of it.thanks evryone for your help..	8
	2000 Toyota Tundra SR5 4.7L unknow VIN: 5TBBT4414Y I removed rear drive shaft and rear shock, the noise is still there when i make a turn. The noise is coming from the rear of the vehicle.	10
	2002 Volkswagen Jetta TDI 1.9L Braking VIN: 3VWSP69M72 Thanks to all for your expert advice. I did initially checked the vacuum coming from the pump and it was sporatic when manipulating the port nipple. I wasn't sure if the movement was normal and perhaps an o-ring was worn. After comparing the new OE part, it wa...	11
	2001 Volvo V70 X/C 2.4L Engine VIN: YV1SZ58D31 Thanks to all who gave there input. The thermostat had stuck closed causing the overheating which was replaced. Temp gauge was stuck on cold which may have happened when the engine overheated but when the battery was disconnected all is fine.	8

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