2009 INFINITI QX56; MIL ON AND DTC P1421 STORED (COLD START CONTROL)
An Applied Vehicle has the MIL ON and DTC P1421 stored (Cold Start Control) in the ECM.
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).