CHECK AT ECU TERMINALS




Terminal No.
Check items
Check conditions
Normal conditions
1
Current command value of electronic control coupling solenoid

  • Drive mode selector: 4WD
  • Perform a test run of the vehicle.

0 to 5 A
3
Electronic control coupling solenoid power supply
Always
Battery voltage
4
Ignition power supply voltage
Ignition switch: ON
Battery voltage
Ignition switch: OFF
0 V
9
Electronic control coupling solenoid current monitor value

  • Drive mode selector: 4WD
  • Perform a test run of the vehicle.

0 to 5 A
10
Earth
Always

0 V
14
Drive mode selector 2WD signal
Ignition switch: ON
Drive mode selector: 2WD
0 V
Drive mode selector: 4WD or LOCK
Battery voltage
16
Drive mode selector LOCK signal
Ignition switch: ON
Drive mode selector: LOCK
0 V
Drive mode selector: 2WD or 4WD
Battery voltage