Nissan Versa (N17): Heater & air conditioning control system (HAC)

Other materials:

P073F Unable to engage 1GR
Description This malfunction is detected when the A/T does not shift into 1GR position as instructed by TCM. This is not only caused by electrical malfunction (circuits open or shorted) but by mechanical malfunction such as control valve sticking, improper solenoid valve operation, etc. DTC ...

TCM
Exploded View 1. TCM 2. Bracket 3. Clips Front Removal and Installation NOTE: When replacing the TCM and transaxle assembly as a set, replace the transaxle assembly first and then replace the TCM. Refer to TM, "Description". REMOVAL Remove the battery. Refer to PG &q ...