Automotive Technicians Technical Discussion and Fixes for May 7, 2015

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	Help Request	Answers
	2005 Audi A6 Quattro 4.2L Misfire VIN: WAUDL74F75 What should the fuel pressured read at???	View
	2003 BMW 330Ci 3.0L No Start, MIL Lamp on VIN: WBABS53443 Complaint is that once it had a long crank, when it started it was rough then it smoothed out, OK since then. Trying to figure out what actually sets the code. Temperature seems OK. Scan data looks OK. Does the PCM (alias DME) use the thermostat heater to calc... Trouble codes: P1619 (MAP Cooling Thermostat Control Circuit Low)	View
	2001 Chevrolet Tahoe 5.3L heat ac fiap VIN: 1GNEC13T71 the truck came in with the heater ac flap not working i can turn it by hand and it works so i checked for 12v & ground. AT THE ACTUATR I replaced the temp actuatr the actuatr is ont moving at all. i'm not the best on auto ac. it blows the same on both sides. p...	View
	2007 Chevrolet Silverado 3500 HD LT 6.6L MIL Lamp on VIN: 1GBJC34697 Hi Everyone, First of all thanks in advance for all that reply. Ok to make long story short I have 3 of these trucks and they are all starting to need their EGR systems serviced again. Yes have clean them all out at least once. This one is perpetually throwin... Trouble codes: P0101 (Maf sensor fault)	View
	2008 Chevrolet Silverado 2500 HD WT 6.0L Radio,fuel pump,starter,headlights,washer,horn VIN: 1GCHK29K58 Any help would be greatly appreciated, this truck came in with a no start condition and several accessories that are inoperative. Customer states that it is intermittent and has been to the dealer 3 times for the same condition. The list of things replaced by ...	View
	2010 Chevrolet Impala LS 3.5L signals, ign, air bag VIN: 2G1WA5EK4A complaint is gauges sweep back and forth, no signals, air bag light, abs light and when these symptoms are present the car will not shut off by turning the ign switch to the off position. ign switch was replaced but the problem is still there.	View
	2003 Chrysler 300M 3.5L transmission VIN: 2C3HE66G73 Got this 03 Concorde that came to a trans shop with a Output Speed Sensor code and harsh shifting. Trans shop replaced output speed sensor and valve body. Now it's setting a code P0845 2/4 Hydraulic pressure test failure code. Odd thing is when you look this c...	View
	2007 Chrysler PT Cruiser Limited 2.4L starter VIN: 3A4FY58B57 Hey guys,never seen this before,its probably a common problem.Customer states by moving shifter around they could make car start,my thinking was range switch rite off the bat,upon the car being checked out we noticed if you keep pressure inward on the key it w...	View
	2008 Chrysler Town & Country Touring 3.8L master cylinder VIN: 2A8HR54P58 Is there a special procedure to do rear brakes? Pads were frozen in mounts, After cleaning and lubing everthing pads were replaced pistons screwed back into calipers ok. Now the brake pedal slowly sinks almost to floor before stopping sinks wether running or n...	View
	2005 Dodge Grand Caravan SE 3.3L solenoid block VIN: 1D4GP24R65 another shop replaced solenoid block back in september & again in december (I believe for same concern) . came here & had codes in TCM for all solenoids in block & p0700 in pcm (expected with tcm codes). tested solenoid circuits , all ok. had PCM replaced by d...	View
	2007 Dodge Charger R/T 5.7L Not start after running or hot VIN: 2B3KK53H77 Car has been in two times for no start after hot. first time found remote start installed. no issues until this was done. refered back to installer. cust has system removed. Issue is still present . Also hard slow crank start when it does start like a weak bat...	View
	2008 Dodge Ram 2500 SLT 6.7L tempeture VIN: 3D7KS28A58 What would cause the high side pressure to come down to 80 or 90 when going down the road at speed and it works good at slower speeds and sitting in the shop?	View
	1999 Ford E-350 Econoline Club Wagon Custom 7.3L No Start VIN: 1FTSE34FXX Thanks in advance. Vehicle came from another shop with no start condition.previous shop had replaced fuel pump still no start.When we began to check the van first we found that the water drain valve for the fuel/water separator was leaking as if it was wide op... Trouble codes: P0606	View
	1999 Ford F-350 Super Duty Lariat 6.8L Low power VIN: 1FTSW31S5X Have a 1999 with the 6.8 V10 that has me puzzled. Customer brought with a low power complaint during partial to full throttle. Looked over the basics checking fuel pressure which was 38psi under load. This compares to other Ford products at our altitude of 330...	View
	2000 Ford Focus Sony Limited Edition 2.0L Stall VIN: 1FAFP3639Y customer complained vehicle had a little extended crank time and vehicle would continue to run at idle until accelerater pedal pushed, then it would stall. I don't have any codes. scan data appears to be normal, fuel trim 0 +or- 2, maf 3.9 gm/s. manuel fuel ga...	View
	2008 Ford Explorer Limited 4.0L Speedometer VIN: 1FMEU75E98 With cruise control set on the vehicle it will gradually pick up and reduce speed.the speedometer stays right at the set speed and never moves.wondering if anyone else has run into this before	View
	2011 Ford Escape XLT 2.5L MIL Lamp on VIN: 1FMCU9D72B Vehicle came in for a for a NYS Inspection, found a pending PO455, went through the flow chart and found a bad EVAPCPV. Ordered and installed a Motorcraft CX 2349. Cleared codes and kam and went thru the Drive cycle procedure with vehicle at 3/4 of fuel. Have ... Trouble codes: P1000 (testing and results)	View
	1993 GMC K1500 Sierra SLE 5.7L Hesitation, Cuts out, Lacks Power VIN: 1GTEK19K3P Thanks in advance. I am ready to shoot this truck !! The vehicle lacks power and acceleration. I acts as if way out of time or restricted exhaust or low fuel psi. The customer has had to multiple shops and the following parts are new. Engine, Map, CTS, Distri...	View
	2008 GMC Envoy SLE 4.2L Ignition Switch VIN: 1GKDT13S88 This truck came in with a Dead Battery over the weekend with a parasitic draw... Several times when the Customer tired to start the truck the battery would be dead and they would have to Jump Start it... They bought the truck 2 weeks prior from a dealership, s...	View
	1996 Honda Accord EX 2.2L Misfire, MIL Lamp on VIN: 1HGCD5669T this car from a used car lot, they swaped a motor (f22b1 vtec) new ngk plugs gaped to 1.1mm I adjusted valves when cold. .010in intake, .012in exhaust. they werent off that much timing belt marks are dead on, cap and rotor, wires are visual marginal, no archin... Trouble codes: P0304, P0302, P1300	View
	2000 Honda S2000 2.0L Hesitation, Misfire VIN: JHMAP1149Y hey guys, we got this sweet 2000 S2000 with only 60k miles. Car is bone stock, no modifications. When car is up to operating temp, you get the slightest misfire under load, usually under 3,000 rpm. Here's what we did so far: new maf sensor, new plugs. move...	View
	2002 Honda Accord EX 3.0L No Start VIN: 1HGCG22562 After car comes to operating temp, vehicle will not restart if you let it sit for 5 or so minutes. Looses spark and injector pulse but still has fuel pressure. Green light on dash for antitheft comes on for 2 seconds and goes out. I disconnected the crank sens...	View
	2005 Hyundai Accent GLS 1.6L MIL Lamp on VIN: KMHCG35C05 thanks in advance. this one is for anyone with Hyundai problems. code P0650. the code is cleared and comes back as monitors are being set. modis describes fault as a pcm issue. It has been changed still sets the mil for p0650 and p0650 only. when codes are cle... Trouble codes: P0650	View
	2006 Hyundai Accent GLS 1.6L MIL Lamp on VIN: KMHCN45C56 Looking for some insight on this one. This car runs fine, has good power. The only issue is the MIL and code P0068. I have scoped the MAF and TPS together, they are tracking each other normally and there are no drop outs or glitches on either signal. The PCM h... Trouble codes: P0068 (MAF to TPS correlation error)	View
	2007 Hyundai Azera SE 3.8L power seat VIN: KMHFC46F67 Hello folks, A year ago this customer brought his car in saying that his power seat recliner would randomly tilt full forward while driving down the road. He didn't want to fix it, he just wanted it disabled in his normal position. We unplugged that switch/mot...	View
	2000 Jaguar XJ8 L 4.0L MIL Lamp on VIN: SAJDA23C8Y None of the computers on the C.A.N. will communicate.. All others communicate.. Tested the resistance in the CAN circuit and it is 60 Ohms.. I checked that twice from 2 different places in the circuit.. This resistance suggests that the network is intact yet n...	View
	2003 Jeep Grand Cherokee Laredo 4.7L compressor clutch VIN: 1J4GW48N73 veh. has had 4 compressors installed by other shops along with every piece to ac system from evaporator to condenser and all hoses but still burns up compressor clutch after 2 to 3 days of replacing compressor not sure where to go from here anyone had issues l...	View
	2005 Jeep Grand Cherokee Limited 4.7L left axle VIN: 1J4HR58N65 This 200F differential is trying to win. I had to replace the steering gear which required dropping the front differential assembly. I needed to replace the axle seals anyway. All was going fine until I got to the left axle. I can't get that thing to pop out o...	View
	2006 Jeep Commander Limited 5.7L cooling fan VIN: 1J8HG58296 Hello guys. Need Chrysler techs advice on this Jeep. Having problem with hydraulic fan that is not being commanded on based on A/C or ECT until I use my scanner to actuate it. It spins at idle around 100-500 rpm with 0% Fan PWM. With A/C on (or with high e...	View
	2010 Kia Forte LX 2.0L MIL Lamp on VIN: KNAFT4A25A good morning techs, on this kia I have replaced canister vent valve twice. First time valve tested bad and was replaced, second time car came back 3 weeks later mil light on. Recheck canister vent valve this time there was water in valve and fuel tank filter, ... Trouble codes: P0449	View
	2006 Land Rover LR3 SE 4.4L expansion tank VIN: SALAE25496 this vehicle has been rode hard and put up wet over the years. came in for coolant leak and rough idle. throttle body cleaning, tune up, pcv took care of the rough idle. i replaced the thermostat assembly to fix the coolant leak. ready to roll, right? it was u...	View
	2013 Land Rover Range Rover 5.0L Caliper VIN: SALVT2BG9D This Vehicle needs rear brake pads & rotors, I can find any procedures in alldata or identifix for rear brake replacement. Is there a procedure for pushing pistons back in ? Is scan tool necessary? any info would be greatly appreciated.	View
	2010 Lexus RX350 3.5L brake fluid replacement VIN: JTJZK1BA4A Hello, I would appreciate feedback from the group regarding changing the brake system fluid on this vehicle. Repair procedures for vehicles produced after 08 2009, indicate to use the tech stream oem scan tool. Has anyone found a 100% successful procedure to c...	View
	2003 Mercedes-Benz E320 3.2L power VIN: WDBUF65J63 Customer states that several and increasing times, he will turn the key and have a split second of power at dash then no power, or just have no power to begin with. When this occurs starter will not engage. He also has said that sometimes ignition will not unl...	View
	2008 Mercedes-Benz R350 3.5L transmission VIN: 4JGCB56E28 Hi everyone, have this r350 in for shifting issues. Goes into forward gears only, goes forward in reverse and neutral,goes into neutral when in drive. goes forward in other selections. Problem "just happened" per customer. Has codes 0893 and 0894 stored. Just ...	View
	2001 Mercury Villager Sport 3.3L Engine VIN: 4M2ZV12T41 Knock sensor code, ciruit problem. Sheilded wire from harness to sensor was damaged. Any ideas where to locate one or does anyone know how to repaire or make new sheilded harness? is a 3.8 not 3.3 as listed,,,	View
	2011 Mini Cooper Countryman S 1.6L Hesitation Any cooper techs out there that know the spec for the low pressure fuel pump in the tank on this 2011 Mini with a 1.6 turbo? Alldata does not give a spec, the info I have found out there indicates 5 bar (72psi) but I'm 2nd guessing the year and fuel system in ... Trouble codes: P302C	View
	1997 Nissan Pickup 2.4L MIL Lamp on VIN: 1N6SD11S5V A What is a swirl valve? because know parts person knows when I call for a price. B Where is the swirl valve located on this truck. There are several that all look a like. I have tried google and using the diagram on the hood. If I had to guess it is the one o... Trouble codes: P1130, P0400	View
	2008 Other Asian Aprio 1.6L timing belt VIN: 93YL62JS78 This goes against the basic rules of iATN posting, but I just need to try and get some quick insight. This 2008 Nissan Aprio belongs to my father in-law, who lives in Mexico. He has had the timing belt break on it, and wants to know if it is interference or no...	View
	2002 Pontiac Grand Prix GT 3.8L Mechanical VIN: 1G2WP52K12 Customer brought this to me with a slightly rough idle. I first took the oil fill cap off as he recently replaced lower intake gasket and replaced plenum. The engine almost immediately died and I could hear vacuum coming from the oil fill cap. Somehow vacuum i...	View
	2005 Pontiac Bonneville SE 3.8L No Start VIN: 1G2HX52K65 Car came in 1 year ago cranks no start ig mod was dead installed TP414 from napa cleaned mount pad added ground . checked coil resistance all in spec . car has been back 3 times same prob tried OE unit lasted 2 weeks found center coil had high resistance ch...	View
	2000 Toyota Camry LE 3.0L No Start, VIN: JT2BF22K2Y What I need to know is when reading a scan cold what would the injector pulse be reading. Most cars are 0 and I think this should be also but could be wrong.This would be read without vehicle running. Thank you for your help.	View
	1998 Volvo S70 T5 2.3L Srs Light VIN: YV1LS5371W We replaced driver's seat belt. Several weeks later the light came on with the same code. We installed Volvo special tool at seat belt, customer drove car and light came on. We replaced SRS module with used (no longer available from Volvo), light came on. Volv...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2003 BMW X5 4.4i 4.4L Battery light. VIN: 5UXFB33513 Turns out Jared from California Had it right. Check sib 62 02 03 where a missing ignition coil ground will damage the cluster and cause this issue I checked the left bank ground on the coil pack and it was loose. So all my test reading were correct in that s...	9
	2006 Chrysler 300 Touring 3.5L Parking Lights VIN: 2C3KA53G96 thanks to all that replied the problem was in the ipcm power control module. as i said i was able to turn the park lights on and off with a breakout relay and all my control pids were responding normaly. we have another of these vehicles with another ipdm prob...	6
	2008 Dodge Ram 1500 SXT 5.7L Flywheel Noise VIN: 1D7HU18288 THE CUST DECIDED NOT TO FIX TRUCK AND TRADED IT IN SORRY IT TOOK SO LONG BUT I DID GET TO SEE THE TRUCK AND HEAR THE NOISE AND I AM 95 PERCENT THAT IT WAS THE TORQUE CONVERTER THAT WAS BAD	8
	1997 Ford F-150 Lariat 4.6L power windows VIN: 1FTDX1767V hello gene i will get there some day for a visit.got a schematic from jekins and found the light blue with black stripe was the hot thank god ford did not use red for hot that would throw us for a loop,and since customer was not going to put module money in t...	8
	2005 Ford Escape Hybrid 2.3L Parasitic Drain VIN: 1FMYU96H15 Narrowed problem down to rear hatch locks. Removed inside panel and cleaned all electrical connectors. Ford parasitic drains can be hard to find, since some ECUs don't go to sleep for 20-45 minutes. I used an inline wattmeter like this one ...	11
	2006 Ford LCF C550 4.5L No Start VIN: 3FRML55Z16 thank you guys for replies special thanks to Gary [...] for e mail me the wire diagram end up the problem broken wire fron battery junction box to ECM on pin 3 GY/OG AFTER REPAIRED THE WIRE THE VEHICLE START TO CRANK FROM THE IGNTION SWITCH AND ENGINE RUN.	7
	2007 GMC Sierra 1500 WT 5.3L Misfire, MIL Lamp on VIN: 1GTEC14057 AFTER MANY PULLED HAIRS AND TROUBLES DETERMINED THE BANK 2 CAT WAS BAD REPLACED CAT AND PROBLEM SOLVED THIS WAS A WEIRD ONE SEING HOW ONLY ONE CYLINDER WOULD MISFIRE AND ONLY AT HIGH RPM I HOPE THIS HELPS SOMEBODY ELSE AS WELL ! Trouble codes: P0300.	14
	2007 Isuzu NQR 5.2L No Start, Cuts out, Stall, Runs for 30 seconds First off ... It is great to have this group of people to bounce ideas off of. I had a suspicion that something was wrong with cam timing when I saw Cam and Crank sensor correlation.The last thing I thought of was that I had done anything wrong. Still it ran ... Trouble codes: P0303 (Before cylinder head gasket replaced), P0087 (after head gasket replaced in memory passed current and 2 previous ignitions).	3
	2007 Mazda CX-7 Touring 2.3L Poor Idle Quality, Hesitation, MIL Lamp on VIN: JM3ER29307 Has high counts cylinder 4 misfire. Customer declined further diagnostics. Swapped coils misfire remained cylinder 4. Suspect injector or valve build up causing problem. Thanks for the help! Trouble codes: P0300.	6
	2009 Mini Cooper Clubman 1.6L Misfire VIN: WMWML33559 I have not yet fixed this mini. I received a reply from mike in california which I am going to persue. There have been problems with valve seats which come loose when the engine is warm which causes the symptoms I have experienced. I am going to remove the cyl...	13
	2011 Scion tC 2.5L Exhaust Valves VIN: JTKJF5C78B Thanks to all techs who responded. Car is fixed and delivered by replacing both exhaust valves on #3 cyl. Customer paid fully for the repairs but unable to explain the reason for this failure other that guessing by me and all the techs who replied. Thank you, ...	10
	2003 Subaru Baja 2.5L Oil Consumption VIN: 4S4BT61C03 INSPECTED CYLINDERS WITH CAMERA AND FOUND RINGS ARE THE ISSUE. CLEAN CIRCLE AROUND OUTER PISTON AND OIL POOL ON BOTTON OF CYLINDER. DON'T THINK CUSTOMER WAS TOTALLY HONEST ABOUT NOT USING OIL.	20

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