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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 22, 2011
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Help Request Answers
2000 BMW 323i 2.5L MIL Lamp on VIN: WBAAN3344Y
Car came in runs bad misfiring, Ck out for codes P0300, P1188 & P1189, replace Crank case valve took care P0300, replace V/C & intake gaskets and Intake runner valve brought Short trim down at idle -1 but Long trim 11.7, driving 60MPH LTrim & STrim at 10-14. a... Trouble codes: P0300 (Random misfiring), P1188 (Fuel trim out off range), P1189, FUE1, TR1M
1994 Cadillac Fleetwood Brougham 5.7L Unknown VIN: 1G6DW52P6R
hey all this Cadillac is a little on the strange side it came to us not cooling very well we check the data on the hvac and saw that the command for the blend door didn't match the actual door position we replace the blend door actuator the reading looked bett...
1998 Cadillac DeVille 4.6L Unknown VIN: 1G6KD54Y6W
Car came in with water coming from heater case on passenger side only when AC is on. Cannot find the drain.
1985 Chevrolet K10 Silverado 5.7L choke lamp VIN: 2GCEK14H3F
have this nice 1 owner truck that has a Choke lamp that flashes on and off at times-Elect choke ohms out good & is operational- all wiring checks good- Volt test at choke with engine running = alternator output volts- 13-14.4 at most times(when choke lamp is o...
1996 Chevrolet C3500 7.4L Misfire VIN: 1GBKP37N2T
Hello, this motor home has a misfire under light load while cruising,it can be hurd back firing in the exhaust, full accelaration ok. I unplug the EGR still the same problem. The motor as good compression & power. Feeding carb cleanner when misfiring the probl...
1996 Chevrolet K1500 4.3L No Start VIN: 2GCEK19W7T
Hey guys need a little help here. I got this tuck here that I got into against my better judgment. Customer transplanted a 5.0 into this truck which had blown 4.3. He wanted me to finish up, and According to him this works by installing v8 computer and overlay...
2002 Chevrolet Monte Carlo SS 35th Anniversary Edition 3.8L No Start VIN: 2GIWX15K42
Intermittently there is no crank condition. Customer has ran new grnds. and installed new terminal ends.I've monitored with S terminal voltage at starter and can't get the vehicle to exibit fault! Thinking it's a bad starter but the draw seems ok.I've heard th...
2004 Chevrolet Impala 3.8L No Start VIN: 2G1WH52K74
working with a 2004 Chevrolet Impala the PRNDL only lights up during bulb check then all the letters turn off. This car will not start, have jumpered the relay under hood relay center and the engine does start and run for a momment then stalls. I have no commu...
2005 Chevrolet Silverado 2500 HD 6.6L hydo boost VIN: 1GCHK23295
I have a client with a hydo boost that leaks power steering fluid where it mounts to the brake master cylinder. My question is it practical to attempt to reseal these? does anyone do these sucsessfully? are the parts available?
2005 Chrysler 300 C 5.7L Suspension VIN: 2C3AA63H55
I have a noise in the left front and it sounds like it is metal on metal. have put the chasie ears on it and it is the loudest at the tie rod end. i can also hear it in the strut tower bolt.
2006 Chrysler PT Cruiser 2.4L Engine VIN: 3A4FY48B16
This vehicle makes noise on the upper end of the motor... noise sounds too hard to be a lifter but consistent at idle and through all rpm's like a lifter. Checked oil pressures and manually checked lifters. all are ok. lifters are stiff as they are supposed to...
2004 Dodge Caravan SE 3.3L high side VIN: 1D4GP24R04
once vehicle run for about 20 to 30 minutes highside pressure creep up to 450psi and pressure release valve releases pressure into the air. One fan was replaced becuase the connector melted, but alls these did is delay the amount of time it takes for the press...
2004 Dodge Caravan SE 3.3L Mechanical VIN: 1D4GP25RX5
My neighbour owns this vehicle, it has a noise that sounds like a lifter only much sharper, and only after it is revved up and allowed to fall to idle. In neutral or park a snap of the throttle up to say 3000 will make a sharp ticking noise as revs fall. It se...
1995 Ford Explorer XLT 4.0L Cuts out VIN: 1FMDU34X2S
i towed in this explorer the other day customer stated that she was traveling down the road and truck stalled after she made right turn. I checked fuses and relays anf found pcm fuse 30 amp max fuse blown. replaced fuse truck started ran perfect. i test drove ...
2005 Ford F-350 Super Duty King Ranch 6.0L Cooling system VIN: 1FTWW33P25
The truck came in here overheating on hard load on highway, no trailer needed, overheats when on hard accel but is ok when cruising at 65mph for 15min. EOT and ECT are within 15 degrees. NEVER purged system or added antifreeze. IT DOES have a chip! The anti-fr...
2006 Ford f650 5.9L trans VIN: 3FRNF65F26
no diesel truck or allison guys 1 year ago truck went from driving fine to no forward only reverse range inhibitor light had my driver take to local tranny shop to check he said pump no good have to take out and rebuild. two notes we are cars and light duty se...
2009 Ford Flex SEL 3.5L Fan motors VIN: 2FMDK52C19
The fans would not come on after servicing the A/C system. So I checked for codes. KOEO Pass P1000. KOER P0480 is back. Perform KN chart test again, and result is to replace module. This does not make any sense as it passes the KOEO with the module plugged in ...
1998 Honda Accord EX 2.3L MIL Lamp on VIN: 1HGCG5647W
HI there and please help with this mess. I have this Honda Accord in with the check engine light on constant with a hard code P1382 which according to Alldata is a P1382. This should be cylinder position sensor no signal. I removed the distributor cap and oil ... Trouble codes: P1382 (Cylinder Position Sensor No signal)
2005 Honda Odyssey EX 3.5L sliding door VIN: 5FNRL386X5
I have an 05 Odyssey sets a code P2088 I can clear codes and the door will operate for 3 cycles then the slide door light comes on and sets the code. Is this a common failure on this model. I have replaced the center roller assembly and tried the rehome proced...
2001 Jaguar S-Type 4.0L Unknown VIN: SAJDA01P61
I have no malfunction codes for the ABS. At about 40 MPH while stepping on the brakes the ABS is acting like one or more wheels are locking up and the brake pedal feels like the ABS system is activated. We bleed the brakes and the problem did not go away. Some...
2005 Jaguar S-Type 3.0L Unknown VIN: SAJLTUR545
Hey jag guys... Im in a jam here as the customer is trying to go out of town this afternoon... this jag comes in with NO AC... but the problem appears that the car is stuck on full heat and trying to adjust the temp does nothing.. I have replaced the heater va...
2006 Jeep Grand Cherokee Limited 5.7L trans &transfer case VIN: 1J4GR48K26
This is an '06 Grand Cherokee with a 5.7 motor and a 722.6 Mercedes transmission. This vehicle only has 45k miles on it. We've been through the transmission, and the customer's complaint before and after is a clunk on downshift at about 15 mph. This actually f...
2003 Land Rover Freelander SE3 2.5L Misfire VIN: SALNY12283
Car came with tons of fault codes, running badly with no acceleration. Fault codes were for misfires, coil#1 and 3, and malfunction with variable intake system. I replaced all spark plugs and coils, and checked compressions (they were good and constant). I wa... Trouble codes: P0303 (Misfire 3)
2004 Lexus RX330 3.3L Misfire, MIL Lamp on VIN: JTJGA31U14
Hello Iatn. I have a vehicle that was brought in after it was serviced at a car wash/lube center. They did a coolant,radiator flush and a fuel system service. The check engine light came on, she took it back and they cleared the codes which came back on shortl... Trouble codes: P0300 (p0302-), P0302 (p0306-), P0306
1999 Lincoln Town Car 4.6L Engine pings VIN: 1LNHM82W3X
Car was brought in for engine ping when the engine gets to normal operating temperature. Clean maf sensor, decarbonize car, replace egr vacuum solenoid, clean egr passage, reset kam still the same. Unplug maf sensor and still pings when accelerated hard. Refla...
2006 Lincoln Navigator Luxury 5.4L Starts/Stalls VIN: 5LMFU28566
This vehicle belongs to a used car dealer and came to us as a no start. History per customer is the vehicle satrted running rough with a check engine light flashing, she pulled over, shut off the vehicle and it has not started since. It came to me with a dead ...
2006 Mazda Tribute i 2.3L drive line noise VIN: 4F2YZ92Z66
Hi we had this Tribute come in with what sounded like a front wheel bearing making noise it is AWD.I replaced the right front because when driving it sounded like that one after replacing it the noise is still there it also has aluminum wheels not steel.Ifound...
1988 Mercedes-Benz 190E 2.6 2.6L Stall VIN: WDBDA29D1K
This car has had this same problem for quite some time. Basically when the car has not run for a little while when you start it it will start and immediately stall, then start up after that with a little cranking. Tested the cold start injector and found it ha...
2000 Nissan Xterra XE 3.3L Wheel Speed Sensor VIN: 5N1ED28T1Y
Vehicle Came In Two Months Ago For Over Heating And ABS Light On. Repaired Ruptured Hoses And Replaced Damaged WSS. Vehicle Test Drove, All Fine. Vehicle Returned With Complaint Of Light Intermitent On And Pedale Going Into ABS Aplication At Road Speed (40mph)...
2002 Nissan Altima 2.5L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall VIN: 1N4AL11D12
I have a nightmare Nissan Altima here. This car was towed in for a no start. I found that it had injecter pulse and fire, and the plugs were gas fouled. I replaced the plugs, and it fired right up, but boggs really bad when you push the accelerator, and surges...
2006 Pontiac G6 GTP 3.9L Vvt VIN: 1G2ZM17116
CEL comes on, DTC P0011 is set, variable valve timing over advanced. Just wondering what to look for before I open this up. Anyone see many problems with the actuators? Anything to watch for with timing chain, other than for obvious wear? There doesn't appear ...
1999 Saab 9-5 2.3L No Start VIN: YS3EF48E0X
Hello Techs. I have a Saab that's really been testing me for the last few weeks. So here we go, The vehicle came in from another shop so I don't have a history. The car cranks and starts for a few seconds and stalls. The problem is I cannot communicate with th...
2001 Saab 9-5 2.3t 2.3L Oil Light Flickers VIN: YS3ED4SE11
Complain: after car runs for an hour and is fully warmed up, undecel slowing to a stop, oil light flickers on and buzzer goes off on the car for loss of oil pressure. When driving car the oil light doesnt come one, only flickers when slowing the car down.
2005 Subaru Baja Turbo 2.5L Hesitation, MIL Lamp on VIN: 4S4BT63C45
To all Subaru techs, I was changing the screen for the turbo oil supply and my wrench slipped and I broke the Tumble Generator sensor on the back of the passenger side intake. I know that Subaru only sells the whole Tumble Generator assembly and not the senso...
1996 Toyota Camry LE 2.2L Pnp Switch VIN: 4T1CF12K4T
Check engine light on. Codes p1780. Faulty pnp switch or wiring. Transmission was worn out so we replaced trans and pnp switch. Same problem. Replace ecm. No change. Check all wiring to ecm from pnp. All good. Any ideas?

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1997 Acura Integra GS 1.8L engine VIN: JH4DC4366V
thanks everyone the engine and trans need to come out together. especially with manual trans, if you know that going into it its very easy. you can remove them from the top or the bottom. its a toss up but with just a few jack stands i preferred the raising ...
1997 Acura Integra GS 1.8L Timing Belt VIN: JH4DC4366V
this vehicle is a interference engine i knew that, what i was looking for was actual experience with how often the valves get bent. the posts were mixed some say rarely do they bend others saying they always do. my take is that on these cars you may have a ch...
1996 Buick Riviera 3.8L Stall, MIL Lamp on VIN: 1G46D22KXT
thanks to all whom helped i replaed the sensor and the sensor in the cam gear and i still have same problem cked crank sensor wireing and cam sensor wireing suspect ecu at fault Trouble codes: P0341.
1998 Chevrolet C1500 Silverado 5.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEC19M4W
Turns out this one is a bad intake gasket. Although it didn't show up with a smoke machine, it did pull vacuum in the crankcase. I havn't installed new gasket set yet. I should have found this one sooner. Thanks for your time guys, Cory [...]. Trouble codes: P0300 (Missfire detected).
2000 Chevrolet Astro 4.3L Misfire, MIL Lamp on VIN: 1GKDM19WXY
Thanks for all the help on this one, replaced injector unit and knock sensor module and all seems fine. Ran for 3 days in shop without missing so I returned to customer last night. Hesitant to call it fixed yet, after a month passes and no more astro will make... Trouble codes: P0300 (Random misfire although only 5 is missing.), P0325 (Knock sensor).
2001 Chevrolet Silverado 2500 HD 6.6L Excess crankcase psi VIN: 1GCHK23191
Thank you everyone for replying. Especially Justin and David. I think both of you are correct in saying diesel is getting into oil. I did an oil change and it fixed the blow by problem. Told customer to monitor closely. If it returns I will surely check return...
2003 Chrysler Voyager LX 2.4L Misfire, MIL Lamp on VIN: 1CAGJ25B13
found out that reflash of pcm was wrong year vehicle Trouble codes: P2302.
1999 Dodge Durango 5.9L Intake VIN: 1B4HR28Y4X
Thank you for the advice. Removed the intake and ran a straight edge along the heads surfaces and found no warpage. The intake also had no warpage. 2 people recommended rubber embossed steel gaskets from Fel-Pro but none of the parts suppliers in our area sho...
2002 Dodge Ram 2500 Van 5.9L No Start, Stall VIN: 2B7JB21Z02
Thanks for the replies. As suggested we replaced the ignition coil with oem. Truck started and ran, with a misfire. We found the computer not controling #7 injector. Replaced ecm with oem and truck is running good. Thanks again for the input.
2005 Dodge Durango SLT 4.7L Low Oil pressure VIN: 104HB48N15
It was definitely a sludge problem. Pulled valve cover and very nasty in there. Customer opted for a flush with a quart of marvel mystery oil. Oil pressure is about 20 psi at warm idle now. He declined any thing further than that and said he would drive it ...
2007 Dodge Nitro SXT 3.7L Unknown VIN: 1D8GT28K87
To all who replied we thank you. After continued testing of all circuits we replaced clutch coil assembly and all is well. Could not figure out why we could not detect problem with scope. At least it is fixed.
1996 Ford F-250 XLT 7.3L lack of power VIN: 1FTHX26F6T
hey techs thanks for your in put it is appreciated,i took booth tanks out and checked the screens and tank contamination but there was none.i sent the turbo out to get checked,it looked worn,the turbo came back,they said that the turbo was dusted,dirt going in...
2002 Ford F-250 Super Duty XLT 7.3L dies hot VIN: 1FTNX21F72
Daniel & mike were right on it was the IPR VALVE thanks 4 all the post .
2004 Ford F-150 XLT 4.6L MIL Lamp on VIN: 1FTRW12W54
Well after I removed the intake and find out there was no such a valve on this truck, I replaced the computer for giving me false codes and now the truck is being working fine. thak you all. Trouble codes: P0660 (Intake manifold tuning valve circuit), P1703 (Brake on/off switch out of self test range), P2106 (Thorttle actuator controler forced limit power).
2005 Ford Five Hundred SE 3.0L MIL Lamp on VIN: 1FAHP28125
Thanks for the replies. I ended up discovering that the signal voltage would drop out when put into drive so we started checking the harness and found that towards the right rear of the engine bay, the harness had a broken wire within 5 inches of the firewall ... Trouble codes: P0118, P0119.
1999 GMC Yukon Denali 5.7L Poor Idle Quality, Misfire VIN: 1GKEK13R6X
Ok most of you hit the nail on the head. The new "brand X" distributor cap was defective, replaced the cap and rotor with OEM parts and the truck runs like a champ. Trouble codes: P0300 (Random misfire).
2000 Honda Passport EX 3.2L Plywheel VIN: 4SBCK58W4Y
2005 Jeep Liberty Limited 3.7L Brake Lights VIN: 1J4GK38K25
2001 Mazda 626 LX 2.0L running lights VIN: 1YVGF22CX1
i replaced CPU(central processing unit) was not sending signal to running light.problem is fixed, thanks.
1997 Mercury Cougar XR-7 4.6L intake manifold VIN: 1MELM62W7V
I want to thank those that responded to my reqest for help : i find the that the lifters were stuck so i'm replacing all of them thanks to two of the responded persons ; they hit it right on.
1995 Nissan Maxima GLE 3.0L No Start VIN: JN1CA21DXS
well the no start ended up being a starter. pure coincidence that the no start happened after disconnecting the ecm. as always don't over look the basics. as for the crank sensor code replacing the rear sensor fixed it. scope pattern was erratic and the h... Trouble codes: P1335.
1997 Nissan Sentra GXE 1.6L No Start VIN: 1N4AB41D6V
found that computer need a crank signal of bat voltage sent to term. 27 from 7.5 amp fuse in fuse box via ignition switch. problem was burnt connection at fuse not allowing battery voltage to be seen while cranking causing very long and hard initial start. rep...
2002 Nissan Sentra GXE 1.8L camshaft VIN: 3N1CB51D22
We checked thecam timing ok..finally got new ecm and had dealer reflash ...miss gone..running on all 4 thanks again to all that helped. so we had multiple problems that exhibited the miss.
2005 Nissan Altima SE 3.5L Stall VIN: 1N4BL11E35
Thanks to all that replied. Especially Timothy and Steve, who hit the nail on the head. The system was setting codes for cam sensor but it actually the crank sensor pattern was out of phase and not setting a code. Replaced all three and system is back up and... Trouble codes: P0340, P0724, P1001, P1012.
2007 Nissan Frontier SE 4.0L No Start VIN: 1N6AD07U07
Thanks again for the replies.Robert called it right,with no check engine light and the cooling fan running all the time,he said it needed a ecu.Thats what fixed it.The problem with keys turned out nissan had giving me the wrong password to program the keys. T...
2001 Subaru Outback 2.5L MIL Lamp on VIN: 4S3BH6756Y
Found a wire had backed out of the connector on the Air Assist Injector Solenoid Valve (pushed in on the wires and one of them clicked). The replies were "dead on" the IAC (Idle Air Control) and the Air Assist Injector Solenoid Valve are not the same (I wish t... Trouble codes: P1207 (Air Assist Injector Solenoid Valve Circuit Low INPUT).
2006 Suzuki Forenza 2.0L high beams VIN: KL5JD56ZX6
Thank you for your time and knowledge. As it turns out the problem was the remainder of the connector behind the ipc. I clipped the remaining wires and connected the colors together after that the problem was gone .Now all is well again.thanks again.
2000 Volkswagen Beetle GL 1.8L a/c compressor VIN: 3VWDD21C5Y
as always,thanks to the people who took the time to respond,well the psi sensor did fix the veh.however it tested good,how they want you to test the switch is to check for duty cycle at t14/2 athe the fan control module,any duty cycle above 90%or below 20%wil...
2002 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWPD63B32
Thank you very much. Because of this website, and the help from you guys I actually enjoyed repairing this vehicle. I replaced the oil pump and pickup screen. I did not see much sludge, but there was a very small amount (like 10 holes) of debris (dried carb... Trouble codes: 16396 (Bank 1 cannot advance cam), 16727 (Cam position sensor too large), 17887 (Brake vacuum malfunction).
1989 Volvo 240DL 2.3L timing belt VIN: YV1AX885XK
thanks to everyone that replied; you were all very helpful, especially those that mentioned the tin washer in front of the crank gear -- sure enough, the notch was there; i had thrown it in the parts pile and didn't even think of it. thanks again to the guys a...
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