Test Notes

Diagnostic Trouble Codes
654, P1705 Transmission Range (TR) Sensor not in PARK (KOEO)
634 TR Sensor Out of Range
667, PO7O7 TR Sensor, Circuit Below Minimum Voltage
668/P0708 TR Sensor, Circuit Above Maximum Voltage

Components
- Transmission Wiring Harness, TR Sensor, Signal Return (SIG RTN).
- Powertrain control module (PCM).

NOTE: This Pinpoint Test is designed to diagnose the TR Sensor electrical system ONLY. To prevent replacement of good components, note that the following areas may be at fault:
^ Engine - Starter, starter relay
^ Electrical - Battery, ignition switch, wiring harnesses
^ Transmission - External transmission linkages