Transmission Output Speed Sensor, Checking

Transmission Output Speed Sensor, Checking

NOTE: The Transmission Output Speed (RPM) Sensor G195 is a component of the Mechatronic unit in the transmission.

Requirements
- The battery voltage must be at least 12.5 Volts.
- All electrical consumers must be switched off.
- The parking brake must be engaged.
- The elector lever must be in the "P" position.
- The Ground (GND) connections to transmission must be OK.

Test procedure
- Perform a preliminary check to verify the customers complaint. General Diagnosis

Start diagnosis







- Disconnect the Transmission Control Module (TCM) J217 electrical harness connector - direction of the arrow -.
- Observe safety precautions.
- Check the electrical harness connector for contact corrosion and ingress of water.

If the electrical harness connector is not OK:
- Repair the malfunction.

If the electrical harness connector is OK:
- Check the wiring according to the wiring diagram:

If no malfunctions are found in the wiring:
- Replace the Mechatronic unit in the transmission:

NOTE: The Transmission Output Speed (RPM) Sensor G195 is a component of the Mechatronic unit and cannot be replaced separately.

Final procedures
1. Check the DTC memory. Diagnostic Mode 03 - Read DTC Memory
2. If necessary, erase DTC memory of the Transmission Control Module (TCM) J217. Diagnostic Mode 04 - Erase DTC Memory
3. Generate readiness code. Monitors, Trips, Drive Cycles and Readiness Codes