P0753 Fault Code in Nissan: Causes, Symptoms, and Fixes

Diagnostic Trouble Code (DTC) P0753 indicates that the Transmission Control Module (TCM) has detected an electrical fault in the circuit that controls Shift Solenoid “A”. This solenoid is responsible for directing transmission fluid to engage the correct gear. Unlike performance/stuck codes, this specifically points to a wiring or electrical issue—such as an open circuit, short to ground, or short to power.

Common Causes:

1. Faulty Shift Solenoid “A”
2. Damaged or shorted wiring (open or short to ground/power)
3. Corroded, loose, or disconnected connectors
4. Faulty TCM
5. Blown fuse (some vehicles use a dedicated solenoid fuse)

Common Symptoms:

1. Harsh or erratic gear shifts
2. Transmission may stay in one gear (limp mode)
3. Transmission slipping
4. Poor fuel economy
5. Check Engine Light (CEL) illuminated

Diagnosis and Repair Steps:

1. Scan with a professional OBD-II tool
2. Check Transmission Fluid
3. Inspect Wiring and Connectors
4. Test the Solenoid
5. Check Related Fuses and Relays
6. Replace Solenoid “A”
7. Check or Replace TCM

Applies to Many Vehicles:

This is a generic OBD-II code found on many automatics:
1. Toyota / Lexus
2. Honda / Acura
3. Nissan / Infiniti
4. Ford
5. Chevrolet / GMC / Cadillac
6. Hyundai / Kia
7. Chrysler / Dodge / Jeep