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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 30, 2019
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Open Help Requests for All Makes and Models
Help Request Answers
2002 BMW 325xi 2.5L MIL Lamp on VIN: WBAEU33492
Failed emissions secondary air pump will not go on cleared codes did functional test command pump it works but will not go by itself.coolant sensor reading correct.the only other repair was a thermostat assembly. Trouble codes: P0491 (Secondary air injection system insuff. Flow b1), P0492 (Secondary air injection system insuff.flow b2)
2008 BMW 535xi 3.0L Surge VIN: WBANV93588
Car surges/bucks but not like a miss at about 2200 RPM any gear any load. No codes. Never at a loss for power. Idles smooth. Accelerate like a rocket. You can cruise at about 3000 RPM plus all speed ranges no symptom. Plugs new. What is up? We are at los...
2014 Chevrolet Cruze LT 1.4L MIL Lamp on VIN: 1G1PC5SB6E
this code p00c7 resets after driving 10 miles or so. looking at the scan data and it appears that all the sensors are reading what they should be. not sure what to look at. the map sensor and barometric sensor voltage readings are correct and the boost pre... Trouble codes: P00C7
2013 GMC Sierra 2500 HD SLE 6.6L Excessive Emissions VIN: 1GT02ZE86D
This is a State truck. Standard maintenance and DEF refills. It came to us with WARNING EXHAUST FLUID QUALITY POOR 55MPH in 20 Miles. WARNING LEVEL 3 We had codes for NOX sensors and P20EE replaced both sensors reset both NOX sensors and perform RFQ...
2008 Infiniti G35 X 3.5L Poor Idle Quality, Cuts out, Stall
Evening all! Vehicle came running extremely poorly. Pulled DTC’s P0300, P0171, P0174. Noticed driver side converter rattling as well. Both air filters appear to be sucked in but not sure if this directly related. A/F on both banks is always lean approx 3v ...
2003 Isuzu Rodeo S V6 3.2L No Start VIN: 4S2DM58W83
Hey guys, we are trying to program a spare key for this vehicle. We have an existing key that works fine but is in sad shape and has been super glued back together. Customer just wants a new key that isn't all pieced together like the old one. She had a ne...
2007 Jeep Liberty Limited 3.7L Transfer cas VIN: 1J4GL58K27
I have a Jeep Liberty that has a noise in Full and Part time 4WD.It sounds and feels like you are driving over rumble strips at 40-55 MPH.Front shaft had the usual torn boot and was sent out for rebuild. Tires circumference are all the same and pressures n...
2011 Jeep Grand Cherokee Limited 5.7L MIL Lamp on VIN: 1J4RS5GT0B
Customer came in stating she was experiencing drivability issues intermittently. Upon inspecting the vehicle the dominant code which kept reappearing is P3449 (Cyl#7 Deactivation Code). Cyl#7 MDS solenoid was replaced. The issue persisted. Follow... Trouble codes: P3449 (Cyl7 Deactivation Code)
2009 Lexus LX570 5.7L Misfire VIN: JTJHY00W49
This Lexus keeps throwing the same codes. (P0300 Random misfire, P0305 & P0307 misfire on #5 & 7, P0101 MAF, P0171 & P0174 Lean on Bank 1 & 2, P0430 Catalytic Bank 2.) It runs rough ONLY when cold and runs perfect after it warms up. I thought this was a cl... Trouble codes: P0300 (Random Misfire), P0305 (Misfire on Cyl 5), P0307 (Misfire on Cyl 7), P0171 (Lean Bank 1), P0174 (Lean Bank 2), P0101 (Maf)
1991 Mazda Miata 1.6L clutch VIN: JM1NA351XM
Looking for some ideas , I replaced clutch and all related parts listed above 2 years ago , customer states that every once and a while after they have been driving for awhile that the clutch will flare up like you pushed the pedal in and the engine will r...
2004 Mazda 3 S 2.3L Door Ajar Light remains on with all doors closed VIN: JM1BK123X4
Hello everyone, I need a help to fix door ajar warning light after I removed PJB. I scanned GEM module and found PID shows all doors are open and GEM module has all four door ajar circuit open DTCs and Parking light switch circuit short to ground and parki...
1986 Pontiac Firebird Trans Am 5.0L Transmission VIN: 1G2FW87H2G
Customer was driving and blew a transmission cooler line. Towed in to shop. Repaired leak and filled with new fluid. Would barely move when revved in gear. Removed and performed tear down. Found one clutch pack black/smoked but replaced all. After reinstal...
2005 Toyota Sienna XLE 3.3L no start VIN: 5TDZA22C35
Have this 2005 Sienna, customer has broken key fob and lost master key. Lock cylinder and keys have been replaced in past. Problem I am having is I can not register keys, because I dont have a master key to all me to access security mode. Thought about try...
2005 Toyota Tacoma Pre Runner 4.0L Ignition VIN: 5TETU62N65
Crank but no spark. Have alarm code p2799 ( alarm circuit malfunction) . Scan tool data for alarm indicate start not allow. How can you tell if it a bad key,transponder, or transponder module. Has anyone have this problem before??

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 135i 3.0L MIL Lamp on, Limp mode VIN: WBAUN93578
Well my hero status remains intact ! Turns out I had a sticky Vanos solenoid,cleaned both of them up, changed the seals. Did and oil change and boom the BMW came to life minus the fault codes. Special thanks to Fatih [...] who nailed it right on the head, I ow... Trouble codes: P054B.
2014 Nissan Leaf S .0L Key Fob VIN: 1N4AZ0CP5E
FIX Our Launch scan tool did the trick after we upgarded it 10/25/19 note that the previous upgrade was 4 months out. Also note that the Autel tool does the PIN code behind the scenes but as of this update for the Launch it gives us the IMMU code and convert...
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