## Automatic Transmission

#### Interlock System - Shift Lock System Circuit Troubleshooting (cont'd)

14-101

5-door Model

1. Press the brake pedal.

Are the brake lights ON?

YES - Go to step 2.

NO - Repair faulty brake light circuit.

2. Turn the ignition switch ON (II).
3. With the accelerator pedal released, press the brake pedal.
4. Measure the voltage between PCM connector terminal E13 and body ground.

PCM CONNECTOR E (31P)

Wire side of feale terminals

Is there battery voltage?

YES - Check for an open in the wire between PCM connector terminal E13 and the multiplex control unit. If the wire is OK, check for a loose terminal fit it the multiplex control unit connectors. If necessary, substitute a known-good multiplex control unit and recheck.

NO - Go to step 5.

5. Turn the ignition switch OFF.

6. Disconnect PCM connectors A (31P) and E (31P).

7. Press the brake pedal and measure the voltage between PCM connector terminals E22 and A23 or A24.

PCM CONNECTORS

Is there battery voltage?

YES - Release the brake pedal and go to step 8.

NO - Repair open in the wire between PCM connector terminal E22 and the brake pedal position switch.

8. Reconnect PCM connectors A (31P) and E (31P).