Automatic Transmission

Interlock System - Shift Lock System Circuit Troubleshooting

 14-102  

  1. Disconnect the under-dash fuse/relay box No. 9 connector (12P).
  1. Turn the ignition switch ON (II).
  2. Measure the voltage between the No. 10 terminal of the No. 9 connector (12P) and body ground. (The shift lever is in position.)

UNDER-DASH FUSE/RELAY BOX No. 9 CONNECTOR (12P)

Wire side of female terminals

Is there voltage?

YES - Repair open in ATP P wire between the transmission range switch and the multiplex control unit.

NO - Go to step 12.

  1. Turn the ignition switch OFF.
  2. Reconnect the No. 9 connector (12P).
  1. Turn the ignition switch ON (II).
  1. Measure the voltage between PCM connector terminals A15 and A23 or A24.

PCM CONNECTOR A (31P)

Wire side of female terminals

Is there about 0.5 V?

YES - Go to step 20.

NO - Go to step 16.

  1. Turn the ignition switch OFF.