Renault P1193: Renault OBD-II Error Code P1193

Symptoms

The TCM has detected a manufacturer-specific transmission control fault. The transmission warning light is on. DTC P1193 is stored in the Renault engine control module.

Possible Causes

Shift solenoid electrical fault
Transmission control module fault
Input/turbine speed sensor fault
Output speed sensor fault

Troubleshooting Steps

Step 1: Connect an OBD-II scanner and read DTCs to confirm P1193
DTC P1193 present with freeze frame data
Step 2: Inspect wiring and connectors in the affected circuit for damage, corrosion, or loose pins
Wiring intact, connectors clean and seated
Step 3: Perform component-level testing per manufacturer service manual
Component values within spec or component confirmed faulty
Step 4: Repair or replace the faulty component, clear DTC, and verify no return
DTC cleared and does not return after a road test

How to Reset

Clear the DTC after repair using a diagnostic scanner. The code clears automatically if the fault is not detected for 3 consecutive drive cycles.

Common Replacement Parts

varies: Diagnose and replace the confirmed faulty component (Confirm part number via VIN at a Renault dealership)

Frequently Asked Questions

Q: What does P1193 mean?
This manufacturer-specific DTC indicates a transmission system fault. Refer to the vehicle's service manual for the exact diagnostic procedure.
Q: Can I drive with P1193?
Limited driving is possible, but the affected system may not operate correctly. Have the vehicle diagnosed promptly to prevent potential damage.

Renault OBD-II Error Code P1193