Symptom Troubleshooting Chart - Automatic Transaxle Shift Control

SYMPTOM TROUBLESHOOTING CHART - AUTOMATIC TRANSAXLE SHIFT CONTROL

Problem	Possible Cause	Action
The shift interlock system does not release or lock correctly	Brake pedal position (BPP) switch Circuitry Gearshift lever Brake shift interlock module Brake shift interlock relay Ignition relay	See SYMPTOM TROUBLESHOOTING CHART - AUTOMATIC TRANSAXLE SHIFT CONTROL .
The shift control is out of correct gear relationship	Shift cable adjustment Shaft cable and bracket Shift control linkage	See SELECTOR LEVER CABLE ADJUSTMENT .
The transaxle control switch is inoperative	Transaxle control switch Circuitry	See PINPOINT TESTS - NON-OSC EQUIPPED VEHICLES.
The transaxle control switch or indicator lamp is inoperative or not functioning correctly	Circuitry Gearshift selector lever Powertrain control module (PCM)	See PINPOINT TESTS - NON-OSC EQUIPPED VEHICLES .