Automotive Technicians Technical Discussion and Fixes for Nov 14, 2012

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	Help Request	Answers
	2005 Acura MDX Touring 3.5L MIL Lamp on VIN: 2HNYD18925 This car came in a few weeks ago and had codes P0305, P0303, and P0306. I replaced the coils and all 6 plugs, and it came back in today with the same 3 codes and also the cylinder 1 code. The engine runs good and the customer said it does not skip. I have chek... Trouble codes: P0301 (Cylinder 1 misfire), P0303 (Cylinder 3 misfire), P0305 (Cylinder 5 misfire), P0306 (Cylinder 6 misfire)	View
	2004 Cadillac SRX 4.6L Misfire VIN: 1GYDE63A64 02 sen working properly	View
	2005 Cadillac STS 3.6L Drivers Door Latch VIN: 1G6DW67725 My wifes caddy has an intermittent problem with her drivers door. She will pull on the door handle and it will not open, you can open it with the key in the lock cylinder. The other doors will unlock at this time and the interior lights will come on. Every tim...	View
	1999 Chevrolet W3500 Tiltmaster W3S042 4.8L Oil blow by from breather tube VIN: J8BB4B158X Blows oil through breather down tube inconsistantly. Only started after last oil change. No loss of power,no unusual noises from engine and drives fine. Sent oil sample to Titan Labs for analysis Report came back "Wear pattern does not indicate metals in oil" ...	View
	1999 Chevrolet Malibu 2.4L Poor Idle Quality, Hesitation, Surge, Misfire VIN: 1G1ND52T2X ok guys, first time ive posted here and really need help. weve had this car at the shop for months. originally the motor was blown up and so another tech replaced it and it sat for about 5 months ocasionally being started and ran. we owned the car as the custo... Trouble codes: P0300	View
	2004 Chevrolet Venture LT 3.4L No Start VIN: 1GNDX13E14 After long drive if u go to restart the van will crank but will no fire,fuel pressure normal but no spark.Was thinking maybe crank sensor	View
	2005 Chevrolet Cobalt LS 2.2L No Start VIN: 1G1AL52F65 Vehicle came in about five weeks ago on a hook, no start issue. Found vehicle to be flooded, with codes for maf/baro, cam position, ect. Replaced plugs, cleaned maf and throttle plate. Ran great, data was reading normal with no issues i could find...shipped it... Trouble codes: P0130 (O2 fault b1s1), P0340 (Cam position), P1133 (Ho2s b1s1 insuf.), P0134 (Low o2 activity b1s1)	View
	2011 Chevrolet Silverado 2500 HD LT 6.0L Tire monitor VIN: 1GC2CVCG9B I need some help with this one guys. The tire monitor service indicator and tire pressure light is on. The procedure for retraining calls for either holding the lock/unlock buttons on the remote at the same time or second procedure calls for turning headlight ...	View
	2002 Chrysler Concorde LXi 3.5L Battery VIN: 2C3AD36M92 This car has come in multiple times with a dead battery. Parasytic load test starts out at 700 milli amps and drops to 15 milli amps after about 30 minutes. Stays at 15 milli amps for hours. I have warrantyed several batteries and replaced the alternator due t...	View
	2008 Chrysler PT Cruiser Touring 2.4L ABS module VIN: 3A8FY58B98 C2116 abs code returns immediately. The voltages on Solus are as stated above. Voltage to the ABS module thru the integrated power module is Batt+, grounds are good. My question is, can the module be removed from the pump without any big deal or problem. I fou...	View
	1996 Dodge Intrepid ES 3.5L Misfire, Poor Fuel Economy VIN: 2B3HD56F8T Another tech at my shop just did head gaskets on this thing and it drove out ok. has about 250k miles on odometer but very very well maintained. Came back after about 1000 miles with slight misfire at idle and under very light accel, also getting very bad fuel...	View
	1997 Dodge Ram 1500 Laramie 5.2L ABS light, Brake light, Brake Pedal VIN: 3B7HC13Y3V Truck is a 97 RAM 1500, with RWAL brakes. Truck came into the shop with the ABS light and Brake light on, and was complaining that his pedal was going to the floor before brakes were applied. Customer stated that it felt like there was no vaccum boost to the ...	View
	2004 Dodge Ram 2500 ST 5.9L No Start, Cuts out, Stall VIN: 3D7KU28C34 Diesel mechanics needed.I don't claim to be a diesel mechanic.Unfortunately a good customer wants me to find out whats wrong with his diesel.It will start and run for 30 seconds to a minute and then die and not restart. My first thought was lift pump was not a... Trouble codes: P0628	View
	2009 Dodge Journey SXT 3.5L 2-3 shift VIN: 3D4GG57VX9 Hi fellow techs: This van will not shift past second gear. Before I go any further I need to say that it is my moms van and she lives 700 miles away in Tenn. The problem occurs maybe 2 to 3 times a month and started back in March of this year. I have few detai...	View
	1993 Ford F-250 XL 7.3L Abs VIN: 1FTHX26M0P PLEASE READ RELATED REPAIR HISTORY FIRST. After repairs a new problem code was set (code 7, missing Isolation solenoid output)I made shore the Wire PK/LG for the solenoid has no short to ground and it is not open the only thing is left to do is to test the AB...	View
	1994 Ford Ranger STX 2.3L Hard start VIN: 1FTCR10A2R Customer complaint is hard start in the morning then sometimes when warm. Upon initial inspection crank is slow and hard like the timing is advanced.after it starts it runs ok timing during cranking bounced between 10 atdc to 30 btdc crank position sensor p...	View
	1994 Ford Explorer Eddie Bauer 4.0L No Start VIN: 1FMDU34XXR Hello, My name is Jake and I work at [...] Automotive in clovis. I have an eplorer that is acting quite strange. It will crank over and start everytime I try just as long as I hold the ignition switch in the right spot, somewhere between the run and start pos...	View
	1995 Ford Contour GL 2.0L Cruise Control VIN: 3FALP6531S This vehicle is owned by an old lady that doesn't drive much. The complaint is that the cruise control does not come on. I test drove the car and verified there is no operation. I followed the instructions in Identifix and diagnosed the cruise control servo...	View
	1998 Ford F-150 XL 4.2L Cooling Systems VIN: 1FTZX1720W Hello all. Thank you in advance for taking the time to read our issue. We have a 1998 Ford F-150 4.2L 2X4 in the shop for an internal engine coolant leak. Coolant is finding its way into the all of the cylinders and wanting to make the truck hydro-lock. I am a...	View
	2001 Ford Ranger XL 2.3L Misfire VIN: 1FTYR10D01 hey guys got a ranger in here that has this intermittent misfire. replaced plugs and wires, still had a miss. replaced coil and no change. busted out the modis and scoped a few things and found that something occurs on ignition primary when the engine stumbles... Trouble codes: 300 (random miss)	View
	2001 Ford F-150 XL 4.2L No Start hey guys thanks in advance costomer s complaint is a no start when hot unless you depress feeder pedal to the end. no related codes. tried a known good iac thinking it was stuck closed. stft : +- 10%. ltft b1 : 2%. ltft b2 : 3% . fix database pionts toward a i...	View
	2004 Ford Mustang 3.8L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 1FAFP40414 This car came in with a surging idle and intermittently stalled at idle. I have checked the maf sensor seems to be good. the egr is closed at idle and dosent seem to be sticking open. I have smoked tested several times both cold and hot found no leaks. Checked... Trouble codes: P0171, P0174	View
	2006 Ford E-250 5.4L Tss VIN: 1FTNE24L16 DEAR TECH'S I am working on a 2006 Ford E250 van with a 5.4 engine. After the customer had his transmission filter and fluid exchanged at a local transmission shop, it set a P0715 and a P0717 code. He took it back and the shop replaced the turbine speed sensor...	View
	2006 Ford F-250 Super Duty Lariat 5.4L hunting for gears over 70 mph VIN: 1FTNF2D536 This vehicle will only act up after driveing on freeway over 70 mph. On the last visit another tech had replaced the oss senser, When testing I was monitering the oss on the IDS scan tool, when driven over 70 for about 4 miles the oss signal will become errat...	View
	2008 Ford F-250 Super Duty XLT 6.4L Charging VIN: 1FTSW21R98 This is a dual alternator system. One ford style 130amp secondary and a nipindeso 200amp primary. Code generated is for primary alternator control. I have tested the harness and alternator 3 differant ways, keep coming up with alternator as the problem, yet tw...	View
	2008 Ford Escape XLS 2.3L hyd. system VIN: 1FMCU02Z18 I need some test procedures for the abs unit itself. Don't want to guess on such an expensive repair. Has anyone had this problem? The unit runs through the bleeding procedure as it should and does not set any code. There is no fluid loss, nor does there appea...	View
	2008 GMC Sierra 2500 HD WT 6.6L ?? drivetrain VIN: 1GTHK236X8 I have this 08 sierra that has a vibration between 60 and 70 mph. Vibration is slight with no weight in box but gets much worse with about 1000 pounds in the box. I have balanced the tires and wheels and replaced all 3 ujoints on the rear shaft. I have also in...	View
	2002 Mazda Tribute ES 3.0L torque convertor VIN: 4F2YU09122 I would first like to preface this request by stating that I am by no means a transmission guy so please bear with me. The vehicle came to us from auction (we are a used car dealer) and any kind of maintenance, service or repair history is available. I pulled ...	View
	2010 Mercedes-Benz Sprinter 2500 3.0L Cuts out, Stall VIN: WD3PE7CC9A This vehicle has comback twice now with a stalling complaint & no start. Both times when it was unloaded off of tow truck. Vehicle started & ran fine? each time it sets the above rail pressure codes. What are we missing? Trouble codes: 11BD0, 11C00, 130F0	View
	1999 Oldsmobile Silhouette Premiere 3.4L Gear VIN: 1GHDX03E1X Unable to gain enough clearance to remove pinch bolt from steering gear to steering coupler. With the subframe lowered and the steering coupler boot disconnected from gear and pushed upward as far as it will move (hard plastic)I still have approx. 2" until pin...	View
	1998 Saab 900 SE Turbo 2.0L Top (Tsas) VIN: YS3DF75N7W Car went to stereo shop. Since then the top does not work. Of course we don't know if it was like this before or just a coincidence. The soft top ecm has a stored p1605-internal fault. A new TSAS ECU has been installed to no avail. ALL the micro switch values ...	View
	1996 Toyota Camry DX 2.2L Temp gauge VIN: 4T1BG12K6T Temp reads in HOT zone on temp gauge. Temp indicated on ECT is 190f. Engine is not overheating, but temp gauge is in red. Swapped sender, no change. Took out inst cluster, check ohm readings on back of temp gauge, reads normal except I think there is a misprin...	View
	2002 Toyota Camry LE 3.0L Misfire VIN: JTDBF30K72 This is my sister's vehicle and it has driven me absolutely crazy. She said it suddenly ran bad, check engine, vsc and trac off set at the same time. I scanned vehicle had codes p0300 p0301 p0303 p0305 p0306 p0172 p0174 p0330 p1300 p1305 p1315 p1325. Vehicle ... Trouble codes: P0301, P0303, P0300, P0305	View
	1978 Triumph Spitfire 1.5L head gasket Students rebuilding 1978 triumph 1500 cc engine with the recessed cylinders. I make them leak test all engines after head is bolted down to check for broken rings valves not seating etc. All cylinders had 80% leak and air comes out of adjacent cylinders, valve...	View
	2007 Volkswagen Passat 2.0T 2.0L Hesitation, MIL Lamp on VIN: WVWXK73C87 Hello VW Techs This car has a hesitation and lack of power when you accelerate, we removed the hi pressure fuel pump to visually check the camshaft, follower and the plunger in the hi pressure fuel pump, they look fine, the fuel pressure is OK at 5.0 bar, but ... Trouble codes: P2261 (boost pressure control valveN249 mechanical malfunctioning), P0087, P2294 (Fuel pressure regulator valve open circuit N276)	View
	1998 Volvo S90 2.9L monitors VIN: YV1KS9603W hi all you volvo techs, got a problem with this car, it wont complete the monitors for a smog test. car came in for a no start found battery no good replaced it starts and runs fine. now customer needs a smog test and it will not run the monitors, they have dr...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2003 Acura TL 3.2L radiator fan I want to thank everyone that replied to my post. Some of you sent me in the right direction others ahhhhhh not so much. But thank You for all your help. The problem was a bad wire. There are two connectors at the left side of the engine compartment mounted t...	16
	2003 Audi A4 Quattro 3.0L none VIN: WAULT68E23 Found failed Camshaft Position Sensor Intermittent "dropping out" of sensor signal. All other times operation would be as it should Trouble codes: P1338.	4
	2004 Audi TT 1.8L Right Front Marker Light VIN: TRUTC28N64 audi is fixed replaced two marker/turn bulbs osram bulbs from dealer. the one bulb was shorted or burnt(couldnt tell) and what fooled me was no voltage at socket. i believe it is because the module may? read resistance of the bulb and if correct sends power to...	3
	2003 Cadillac CTS 3.2L MIL Lamp on VIN: 1G6DM57N13 the PCM fixed this problem, one of you mentioned that you did a search in the IATN archives and you found a similar post about this problem, i appreciate you mentioning that. when i did a search that particular post did not come up at all? weird! what we did w... Trouble codes: P0160, P0161.	3
	1997 Chevrolet C1500 5.0L abs VIN: 1GCEC14V7V Was unable to get a good pedel,treid to manual bleed the system but was able to power bleed the system, their was a tonne of air, brakes feel normal cust is very happy,once again iatn is the best for helping	12
	2000 Chevrolet Venture 3.4L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1GNDX03EXY I figured this beast out!!! I did take the egr vavle off and it was fine and the passage was clear. Replaced both oxygen sensors, the front one looked contaminated. However, replacing the O2 sensors did not fix my concern. I also changed the MAP sensor with a ... Trouble codes: P0131 (Bank 1 sensor 1. The O2 oxygen sensors voltage remained low for longer than 2 minutes.), P0137 (Babk 1 sensor 2. The O2 oxygen sensors voltage remained low for longer than 2 minutes.), P0300 (Random or multiple misfire).	31
	2008 Chevrolet Impala LS 3.5L right front turn signal VIN: 2G1WB58K88 Mark hit it on head! The fix was replacing the under hood fuse box. Circuit 240 labeled interior lights was the culprit. This circuit had a loose connection in the fuse box. When I moved the fuse around the right front blinker would operate. As a note, this ...	5
	2006 Chrysler Town & Country 3.3L lights VIN: 1A4GP45RX6 Thank you for the help a battery took care of problem. This battery was a battery installed by road side assistance 4 weeks ago	18
	2004 Dodge Ram 2500 ST 5.9L No Start VIN: 3D7KA28C14 thanks for the help. I forgot to mention that I sent truck to have new ecm reprogrammed and was told there was no comm. and could not program.thats when I started diag. again and couldnt find any problems so I sent it back to dealer for diag. and after 3 hours...	6
	1997 Ford F-350 7.3L No Start, Surge, Stall VIN: 1FYJW36F5V Yes I have fixed to 90 percent, had to put a fuel pump in cause the test showed it fluctuating 20 psi rapidly. Did that and the truck ran much better, although at times there would still be a miss and you can hear the air in the injectors. So the customer is g...	9
	1999 Ford F-250 Super Duty Lariat 7.3L engine noise VIN: 1FTNX21F6X Thanks again, Tom from Florida was correct, the flexplate was cracked at the crank bolts, when I checked this the flex plate was jammed together and would not reviel the problem, I pulled harder and bumped the breaker bar on front crannk bolt, and it popped l...	5
	2002 Ford Taurus LX 3.0L radio, windows, accessories VIN: 1FAFP55U12 Nothing was left unplugged. I had checked the fuses with a test light and the there were no burned fuses. I looked up a wiring diagram to the GEM module, and pulled out my power probe to do some testing. I found that fuse 16 had 12v. on one side and 5.3v. on t...	7
	2006 Ford F-350 Super Duty XLT 5.4L No Start VIN: 1FDWF36516 THANKS FOR ALL THE HELP AS ONE TECH SUGESTED BAD PLUGS,AFTER BREAKING ALL 8,NEW PLUGS SOLVED THE PROBLEM	11
	2006 Ford F-150 XLT 5.4L MIL Lamp on VIN: 1FTVX12526 TIMING CHAIN GUIDES BROKEN AND INTAKE ROCKER ARM OFF ON ONE INTAKE VALVE IN NUMBER 4 .FOUND THAT THE CAM SENSORS ARE SUPPOSE TO OVERLAY EACH OTHER ON A SCOPE ,IF YOU SCOPE BOTH .IF THEY DO NOT LINE UP THAT DOES NOT MEAN CHAIN HAS JUMPED A TOOTH NECESSARILY IT ... Trouble codes: P0305 (p0022-), P0022 (p0300-), P0300 (p0012-), P0012 (p0175-), P0175.	4
	2007 Ford Edge SEL 3.5L Starting VIN: 2FMDK48C47 Thanks everyone my friend appreciate all the help He ended up shipping it to the Ford dealer They figured out that it was probably hit by lightning As far as the repairs are done I do not know	6
	2009 Ford F-350 Super Duty FX4 6.4L oil and coolant VIN: 1FTWW31R89 There were 2 small pin holes in the front cover behind the water pump which was where the coolant was entering the crankcase. Thanks for all the advice.	13
	2005 Hyundai Santa Fe GL 2.4L stalling VIN: KM8SB12BX5 sent it to the local dealer and thy found nothing either so kept trying things did check everything all 6 members on here suggested ,all checked out fine with only having put 500 km's on it since the motor was put in decided to do a compression test when hot ...	6
	2002 Isuzu Rodeo LS 3.2L Starting VIN: 4S2CK58W22 thanks for all the replies. Most suggested short keeping relay on. We did not fix. customer did not have money right now. it start right most of time. We did find that fuel pressure bleeds off fast unless we crimp pressure line from pump. When worse we wil...	7
	2009 Jeep Wrangler Unlimited Sahara 3.8L Poor Idle Quality, MIL Lamp on VIN: 1J4GA59189 I replaced the crank sensor and flexplate and that did not help. I replaced the spark plugs and plug wires and that did not help. I replaced the ignition coil pack and camshaft position sensor and the random miss went away. Trouble codes: P0300.	7
	2000 Nissan Pathfinder LE 3.3L Cuts out VIN: JN8AR07Y0Y well we tested the dist and found a lot of metal shaveings in dist the dist was bad just tap on it like a bad mass air it did the same thing change it now runs fine thanks for all your help. ROBERT.	8
	2008 Nissan Altima 2.5L Clutch VIN: 1N4AL21EX8 I got 9 replies and they all said to just pull the trans. One said you don't even have to pull the subframe, but I can't see how. Anyway, an easy job and thanks for the help, Tim	10
	2003 Volkswagen Beetle GLS 2.0L crash sensor VIN: 3VWCK21Y93 Bob from Ontario was right on the money for the location of this sensor. We removed the driver side trim panel covering the "B" pillar and the sensor was mounted to this pillar. It is a Baby Blue colored sensor As far as some of the other posts: We do know wh...	6
	2004 Volkswagen Jetta TDI 1.9L turn signal VIN: 3VWSR69M24 Hi thanks for all the great replies. We replaced turn signal switch as most suggested and solved the problem. Thanks again Bob	12
	2006 Volkswagen Golf GLS TDI 1.9L pass side side air bag VIN: WVWZZZ1KZ6 i discussed the problem with customer,he elected to aproach dealer for out of warranty claim,havent heard from him since,i dont really like doing that,as sometimes you loose a customer,	14
	2001 Volvo S40 1.9L MIL Lamp on, High Idle VIN: YV1VS29521 Thanks everyone for the help. Kenneth was correct in that I should have taken a closer look at other sensor inputs. An ECT sensor fixed this one. No vacuum leaks as fuel trims always hang right around 2%. I also did check the IAC valve which looked ok, but... Trouble codes: ECM76, P0700 (DTC stored in the TCM).	6

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