4R70E/4R75E

Transmission Range (TR) Sensor Adjustment





1. WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in Fire Suppression System. Failure to follow the instructions may result in serious personal injury. Procedures

With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Jacking and Lifting Service and Repair.

2. Loosen the Transmission Range (TR) sensor bolts.





3. NOTE: Make sure that the manual control lever is in the NEUTRAL position.

Using the TR Sensor Alignment Gauge, align the TR sensor slots. The tool is designed to fit snugly.





4. NOTICE: Tightening one screw before tightening the other may cause the sensor to bind or become damaged.

Tighten the TR sensor bolts and remove the TR Sensor Alignment Gauge.

- Tighten to 9 Nm (80 lb-in).





5. Verify that the vehicle starts in the PARK and NEUTRAL positions and the reverse lamps illuminate in REVERSE.

6. WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and procedures, refer to Fire Suppression System. Failure to follow these instructions may result in serious personal injury. Description and Operation

If equipped with a fire suppression system, repower the system.