Automotive Technicians Technical Discussion and Fixes for Oct 30, 2014

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	Help Request	Answers
	2000 Audi A8 Quattro 4.2L winshield washer VIN: WAUFL54D5Y please help. Fabio [...]	View
	2005 Audi A4 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAULC68E65 The car runs good as long as it doesn't rain. Ok customer said on a day that is raining he will go out in the morning and start the car and it starts good and no check engine light on he starts going down the road car runs good until he steps on the brake and ... Trouble codes: P0302 (2 missfire), P0301 (1 missfire), P0300 (Random missfire), P2404 (Evap system pump), P0171 (To lean)	View
	2006 Audi A3 Quattro 3.2L steering angle sensor VIN: WAUKD78PX6 customer says after replacing the battery the steering became hard. there is a fault present for no communication to steering control module j500. checked the communication through the can and found this to be true. steering control module communicates to scan...	View
	2009 Audi A3 2.0L Lighting VIN: WAUHE78P49 Hello Audi Techs, We a light situation and it isn't the bulbs. We have six lights out the right headlight High & Low beam, right turn signal, right fog light, right side back up light, left brake light, Left side tail light. I'm thinking there must be a commo...	View
	2006 BMW 325xi 3.0L lack of power VIN: WBAVD13546 does anyone happen to have a known good waveform of the cam and crank signal on 06 bmw 325xi, or at least a good source to find one. The signal I have doesnt look quite right to me but I would like to be 100% sure. Thanks in advance.	View
	1996 Buick Skylark Custom 3.1L Theft VIN: 1G4NJ52M0T Duplicated no start condition. Scanned for codes p1573, p1629 were found p1573, was current, cleared codes, and p1573, came right back, performed flow chart on concluded a problem with serial data circuit. Tested wiring to serial data circuit from pcm. All ohm...	View
	2004 Chevrolet Trailblazer LS 4.2L MIL Lamp on VIN: 1GNDS13S04 Got this trailblazer for free cuz the old owner is tired of the mil light.this is a very well kept truck. oil very clean but we changed it anyhow (maxlife 5w30). We get this P0016 code every time the truck is cranked up. scoped the cam sensor & pattern looks g... Trouble codes: P0016	View
	2008 Chevrolet Cobalt LT 2.2L Steering &Dash VIN: 1G1AL58F58 Cobolt will at times will set codes 1 u2100 can buss error 2 [...] of comunacation 3 u2111 lost of comuncation with power steering control, no power steering ,no gauges,radio car will start and run	View
	2006 Ford Taurus SE 3.0L heat VIN: 1FAFP53U56 the heat blows warm on vent but on defrost or a/c with the temp in the hot position blows cold you can turn off the heat and wait five minutes with vehicle running turn heat on blows extremely hot for about twenty seconds then back to warm on vent and cold on ...	View
	2007 Ford F-150 XLT 5.4L Spark Plug Broken VIN: 1FTPW14V07 I have only dealt with these triton 3 valve engines a couple times, I do have the lisle spark plug removal tool and it seems to work well, however in this instance the plug broke just the hex off, the threads still remain in the head. I am hoping I am not the ...	View
	2004 GMC Envoy XUV SLT 4.2L Engine Rattle VIN: 1GKET12S74 Customer brought vehicle back for t-chain inspection. Upon tear down, we found worn guides, slack in chain. So our heavy duty tech replaced t-chain with gears, tensioner,cam phaser actuator, oil pump housing with new pump gears. Confirmed timing chain and gear...	View
	1991 Honda Civic EX 1.6L No Start, Stall VIN: JHMEE486XM Hello from Seattle! This one is a doozy for me. What happens is it will start after a LONG cranking, sometimes several times. When it does start, it runs well, good power, smooth idle. Driving down the road or letting it idle and it will stall at tip-in. Happe...	View
	2005 Kia Spectra EX 2.0L tail/headlights VIN: KNAFE12115 Customer complaint it when first starting car lights do not work. I found headlights and tail lights seem to work intermittently. At one point this morning I had headlights but no tail lights on numerous try's so I focused on the tail lights. Found the headlig...	View
	2012 Lincoln MKZ Hybrid 2.5L Vibration VIN: 3LNDL2L36C This hybrid has a vibration through the body under heavy acceleration. When I drove it first I swore there was an engine mount gone and the engine was rubbing against the body. When you take off using just the electric motor there is no noise (but the electric...	View
	2007 Mazda 3 S 2.3L Unknown VIN: JM1BK34327 Vehicle has a loud clunk like steel hitting steel on a heavy acceleration from a stop, then again on the deceleration. Also a clunk when rocking the steering wheel back and forth in park with left side elevated (up on curb) Can FEEL the clunk through out the t...	View
	2004 Mitsubishi Outlander LS 2.4L MIL Lamp on VIN: JA4LZ31F54 Thanks all for reading, what i have is a small evap leak above the fuel tank, going to have to drop the tank, so what i'm looking to find out, will the tank snake past the rear diff. Or does it have to come out or down. Aldata is not real clear on this, and i ... Trouble codes: P0442	View
	2001 Nissan Pathfinder LE 3.5L Ignition VIN: JN8DR07X71 Came in for no start. Original codes P0303 & P1320 Fixed wires at Idle Air Control and Replaced Idle Air Control Valve (due to being shorted out) and got it running no codes came on but would not idle, no codes. Sent ECM out to be rebuilt because of shorted id...	View
	2011 Nissan 370Z Nismo 3.7L won't accelerate VIN: JN1AZ4EHXB Hello, I have this vehicle that was towed in. Vehicle will run but will not accelerate forward or reverse. The code is p0643 related to reference voltage circuit. Backprobe all 5 volt reference sensor at the computer and all sensor have 5 volt with key on engi... Trouble codes: P0643	View
	2013 Nissan Sentra SV 1.8L SRS system VIN: 1N4AB7AP4D When first received from the body shop, received code for #B0091- Left Satellite Sensor and #B00A0 (Occupancy Classification System. We replaced the Left Satellite sensor and cleared codes. Now only get the #B00A0 and it will not clear. Occasionally I will rec...	View
	2004 Pontiac Grand Am GT 3.4L Stall VIN: 1G2NW52E34 Vehicle will never stall while running in shop. Vehicle will stall after 10-15 of driving time. Will restart within 30 seconds to 2 minutes and will run again for another 10-15 minutes. We were able to check for spark and fuel pressure which are both fine. Unf...	View
	2005 Subaru Legacy GT Limited 2.5L engine starting system VIN: 4S3BP67655 hi there.i am working on a very interested issue.working on a 05 legacy wagon turbo w/ a/t.came last week for none related repairs.vehicle drove it for a few days.now car wont start or crank over.first cranked engine over to elimnate a seized motor will turn o...	View
	2001 Toyota Tacoma DLX 3.4L Stall, Misfire, MIL Lamp on, lack of accel VIN: 5TEWN72N11 Tacoma came in w/stall on start and lack of accel.intermittently.p0340,p0302,305.was finally able to duplicate p0340 by wiggling pri coil harness.hardwired connector and truck ran great for over a month.now same problem is back but wiggling harness-no effect.s... Trouble codes: P0340, P0302, P0305	View
	2011 Toyota Highlander Limited 3.5L Blower Motor VIN: 5TDDK3EH2B My customer had a dead battery after leaving door open all night. He then tried jumping the car, but connected the cables up backwards. This caused sparks and the car would not start. He found that he blew the 10a ecu fuse. He replaced the fuse and drove it ...	View
	2001 Volkswagen Golf GLS 1.9L No Start VIN: 9BWGP61JX1 Good afternoon, We have this TDI that we installed a used injection pump per customer request. Someone had taken apart the original pump for reasons unknown to us and it will not start. I have checked the timing several times, all appears to be in correct pos...	View
	2001 Volkswagen Beetle GLS 2.0L ecu VIN: 3VWCK21C61 Car was towed in not starting, first thing I checked was codes in the module. I had no communication with the ecu so I checked all powers to the computer and I had all grounds and power. swapped the computer and now it starts and shuts off. was reading somewhe...	View
	2010 Volkswagen Tiguan Comfortline 2.0L No Start hi all & thanks for taking time to read this car towed in from another shop .i was told car broke down & had bad battery,was changed & broke down again this time rib belt torn apart.other workshop changed rib belt & timing belt & no start problem occured. car ... Trouble codes: P1603 (Internal control module failed self test)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2000 Audi S4 2.7L Heat VIN: WAUDD68D7Y Thanks for all the replies. We flushed the heater core, which was no easy task. Heat is working fine. Thanks for all the replies	16
	2007 Audi Q7 Premium 4.2L tail gate VIN: WA1BV94L57 Some of the replies and research I did shows that new modules bought from an authorized Audi dealer should not have component protection active. I talked to the tech at the dealer where I bought the module and he said sometimes it's active and sometimes not. I...	4
	1994 Chevrolet Caprice Classic 5.7L timing cover VIN: 1G1BL52P9R We ordered a timing cover from Golen High Performance Engines because we did find a crack in the timing cover, installed that, & did not lube the water pump drive or distributor seals as mentioned in several letters I got & the little ole caprice does not have...	33
	2005 Chevrolet Astro 4.3L Misfire, MIL Lamp on VIN: 1GNEL19X45 thanks for all informative replys.after trying a few more tests.leak down test,was 98%=o/k. new coil,no,diff.cust. declined further diag. I belive poss weak valve springs,or ecm driver weak.thanks again for all input.Bill Trouble codes: P0300, P1134.	23
	2007 Chrysler 300 Limited 3.5L extended crank VIN: 2C3KA53G47 First off thanks to all who replied. Upon further testing with a scope I found that the wave form had an unusual spike between the 3 and 2 slots. So I removed the timing belt and sprocket. I found that the previous shop had used what seemed like a soft faced h...	7
	2006 Dodge Ram 2500 SLT 5.9L tcc VIN: 1D7KS28C06 tv works proper, im going to take Michael's advice on this one as well as the customer is getting antsy witch I understand fully I had his truck for a week and put 150 miles on it with no success to duplicate the issue. thanks everyone for the help. if I get ...	4
	2006 Ford E-450 Super Duty 6.8L Stall VIN: 1FDXE45S46 Good afternoon everyone this truck is FIXED!! We cleaned the throttle housing, both sides of the throttle blades, disconnected the battery for 1 hr to clear the adaptive memory. Started up, ran engine, road test - no stall! We kept it overnight and repeated to... Trouble codes: P0152, P0171, P0191, P0301, P0302, P0201.	12
	2007 Honda Civic EX 1.8L Battery VIN: 1HGFA16867 Replaced passenger side power door lock switch. It was stuck in the unlock position, keeping the b-can from going to sleep. The doors did not keep trying to unlock, but it was evidently sending a signal to the MICU preventing sleep mode. I could move the switc...	8
	2007 Isuzu NPR-HD 5.2L Cylinder Liner VIN: JALC4B1607 I was able to get factory manual info from Alldata. The manual states "remove the cylinder liner. If liner cannot be pulled free by hand, tap around the lower side of liner with hammer grip or similar object." It was that simple. A couple light taps and they s...	6
	2004 Jeep Grand Cherokee Limited 4.7L fuel pump VIN: 1J4GW58NX4 Its fixed! Almost hard to spot but finally found the skid plate had been pushed up evenly where its doubled up to protect pump, putting excessive pressure on an awkward angle on base of fuel pump. Thank you for the replies	10
	2004 Jeep Grand Cherokee Laredo 4.0L blower VIN: 1J4GW48S54 Thanks to all who took there valuable time to reply. The blower is supplied directly from fuse 1 in the PDC. What threw me off track when I tested it was that I had continuity. I remembered that old headlight test I've often heard of and tried it in the cir...	15
	2006 Jeep Liberty Limited 3.7L Hesitation, Surge, Cuts out VIN: 1J4GL58K66 Thanks again to all responders. Well always eliminate the known problem before guessing what is causing others! We found the number four injector was bad just by swapping with number two wire harness (code for #2 now came up and did not have to swap injector... Trouble codes: P0204.	21
	2007 Mazda CX-7 Touring 2.3L Cooling Systems VIN: JM3ER29347 Thanks for the help. The most insightful response came from Leonard in Delaware. When he worked for Mazda he had the same problem. It was the block,the cylinder bore would crack below the piston. Given this possibility and the expense of the repair, the cus...	7
	1999 Mercury Grand Marquis LS 4.6L Charging VIN: 2MEFM75WXX Well the fix was the connector where it goes into the instrument cluster.Some one had worked on it before the way it looks and the terminals were loose so I reshaped the terminals so I got a snug fit and it fixed the problem. This was a digital dash so there w...	11
	2003 Nissan Murano SE 3.5L Hesitation, Surge, MIL Lamp on VIN: JN8AZ08WX3 This ones fixed and down the road. Many excellent replies, thanks for the input. Suggestions included inspecting the ground from battery to tranny, the o2 heater circuit and a restricted exhaust. Ron nailed this one though. Due to the age and mileage of th... Trouble codes: P0132, P0152, P0138, P0158.	9
	1997 Pontiac Grand Prix SE 3.8L fuel sending unit 5 volt ref signal VIN: 1G2WJ52K4V it is fixed, thanks to the guy who stated alldata shows 0-90 ohms. the sending unit in the 97 grand prix and van only is still the old typre 0-90 ohm sender. i put a 50 ohm resistor inline to a groud to the purple wire, the gause went to about half tank. we r...	6
	2003 Toyota Tundra SR5 4.7L Unknown VIN: 5TBBT44133 Found the rod inside power booster to be too [...] and always keeping the brakes applied. Got part store to warranty out power booster, customer has had truck for 2 weeks with no problem.	18

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