Tech Tip: Subaru Impreza With DTCs P0705, P0851, P2746, P2750 And/Or No Crank, No Start
If you receive a customer concern of a Check Engine light, AT Temp light or a no engine-crank condition, the wiring harnesses to the transmission range sensor (inhibitor switch) should be closely inspected for damage or a short circuit to the CVT transmission case. In addition, Slow-Blow Fuse (SBF)-6 in the Main Fuse Box (M/B) may also have failed.
Tech Tip: Water Intrusion From A/C Drain May Cause DTCs On Ford SUVs
A DTC may appear on some 2006-’10 Ford Explorer, Mercury Mountaineer and 2007-’10 Explorer Sport Trac vehicles due to water traveling down from the A/C drain into the solenoid body connector on the left side of the transmission.
Tech Tip: Infiniti EVAP Leak DTC Diagnosis – DTCs: P0440/P0442/P0455/P0456/P1440/P1456
Applied Vehicles: 1998 and later Infiniti vehicles with an EVAP service port. DTCs: P0440, P0442, P0455, P0456, P1440 and P1456 If one or more of the DTCs listed above related to EVAP system leaks is found stored in Self Diagnosis, use the Repair Flow Chart shown in Fig. 1. Use the EVAP system diagram (Fig.
Tech Tip: Volkswagen DTCs P1297 Or P1557 Stored In DTC Memory
DTCs P1297 (17705) or P1557 (17965) are stored in DTC memory. This may be caused by intake hoses leaking (during boost conditions), due to incorrect torque on clamps or improper placement, or worn or torn intake hoses, etc.
Audi Tech Tip: Dynamic Steering Light On with DTCs/Needs ReFlash
Dynamic steering light is on and DTCs for overload, overuse or steering lock are stored in the Active Steering Control Module’s memory.
Acura Tech Tip: Multiple VSA DTCs Due to Brake Switch
VSA Indicator or Trailer Stability Assist Warning is on intermittently with DTC 59-1, 66-1, 67-1 or 69-1 present. Also, won’t come out of park.
Tech Tip: Volkswagen Has MIL On, DTCs P1355, P1358, P1361 or P1364 Stored in ECM Fault Memory
This tip is associated with 2002-’04 2.0L Golf, Jetta, New Beetle and New Beetle Convertible vehicles.
Tech Tip: Audi Has MIL On with Multiple Low Fuel Pressure DTCs
Due to fuel intrusion into the low-pressure system fuel pressure sensor (G410), a false signal may be sent to the controller, resulting in a reading that is out of tolerance.
Tech Tip: Audi MIL Is On, Misfire DTCs P0300-P0312 Set
If an Audi customer complains that the engine has reduced performance without a significant loss of power or stalling, verify if Campaign 28F2/J1 has been performed (model years 2002-’07 only). Also determine if the vehicle is experiencing rough idle, the MIL is flashing or constantly illuminated, or one or more of the following DTCs are stored: DTC P0300 (Random/Multiple Cylinder Misfire Detected); DTC P0301-P0312 (Cyl. 1-12 Misfire Detected).
Tech Tip: Subaru A/T Temp Light Flashing, But No DTCs Stored, Erratic Shifting Complaint
If you encounter a late-model D4AT-equipped vehicle with an erratic shifting complaint, and possible a DTC P0712 in memory, there may be a poor connection in the transmission wiring harness. There have been cases of open circuits or high resistance isolated to the white plastic pass-through section of the transmission harness or the harness itself. It’s important to note that the P0712 may not be set when the condition occurs.