DTC detecting condition | Trouble area |
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67: VSV1 Malfunction
Monitor signal of VSV1 is ON even if command signal of VSV1 is OFF. |
•
VSV1 and/or its circuit
• VSV2 and/or its circuit • 4WD control module |
68: VSV2 Malfunction
Monitor signal of VSV2 is ON even if command signal of VSV2 is OFF. |
Step | Action | YES | NO |
---|---|---|---|
1 |
VSV1 power supply circuit check
1)
Disconnect connector from VSV1 with ignition switch OFF.
2)
Check that VSV1 power supply circuit (“YEL/RED” wire) voltage is battery voltage between VSV1 connector and vehicle body ground with ignition switch turned ON.
Is it in good condition?
|
Go to Step 2.
|
•
Repair or replace VSV1 power supply circuit.
|
2 |
VSV1 drive circuit check
1)
Disconnect 4WD control module connector.
2)
Check VSV1 drive circuit (“GRY/BLK” wire) for open and short to ground.
Is it in good condition?
|
Go to Step 3.
|
•
Repair or replace VSV1 drive circuit.
|
3 |
VSV1 check
Is it in good condition?
|
•
Substitute a known-good 4WD control module and recheck.
|
•
Replace VSV1.
|
Step | Action | YES | NO |
---|---|---|---|
1 |
VSV2 power supply circuit check
1)
Disconnect connector from VSV2 with ignition switch OFF.
2)
Check that VSV2 power supply circuit (“YEL/RED” wire) voltage is battery voltage between VSV2 connector and vehicle body ground with ignition switch turned ON.
Is it in good condition?
|
Go to Step 2.
|
•
Repair or replace VSV2 power supply circuit.
|
2 |
VSV2 drive circuit check
1)
Disconnect 4WD control module connector.
2)
Check VSV2 drive circuit (“GRY/RED” wire) for open and short to ground.
Is it in good condition?
|
Go to Step 3.
|
•
Repair or replace VSV2 drive circuit.
|
3 |
VSV2 check
Is it in good condition?
|
•
Substitute a known-good 4WD control module and recheck.
|
•
Replace VSV2.
|