1997-2000 INFINITI QX4; FUEL INJECTOR CLEANING FOR VEHICLES WITH ROUGH IDLE, HESITATION OR MIL ON WITH DTC P0300-P0306 STORED
If after performing Service Manual diagnostic procedures for:
Rough idle,
Engine hesitation,
MIL On DTC P0300-P0306
2001 INFINITI I30; MIL "ON" WITH DTC P1605 STORED - A/T DIAG COMM LINE
If an Applied vehicle has a MIL "ON" with a DTC P1605 (A/T DIAG COMM LINE) stored in the Engine Self Diagnosis results, the cause may be the Transmission Control Module (TCM).