Diagnosis Procedure
NOTE:
Do not disconnect the battery negative terminal and the Driver Seat Control Unit connector until DTC is confirmed with CONSULT.
- CHECK FUSIBLE LINK
Check that the following fusible link is not blown (open).
Signal name
Fusible link No.
Battery power supply
L (40 A)
Is the fusible link blown (open)?
YES
Replace the blown (open) fusible link after repairing the affected circuit if a fusible link is blown (open).
NO
GO TO 2.
- CHECK POWER SUPPLY CIRCUIT
- Turn Ignition Switch OFF.
- Disconnect Automatic Drive Positioner Control Unit connector.
- Check voltage between Automatic Drive Positioner Control Unit harness connector and ground.
(+)
(-)
Voltage (V)
(Approx.)
Automatic Drive Positioner Control Unit
Connector
Terminals
M52
25
Ground
Battery voltage
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace harness.
- CHECK GROUND CIRCUIT
Check continuity between the Automatic Drive Positioner Control Unit harness connector and ground.
Automatic Drive Positioner Control Unit
Ground
Continuity
Connector
Terminal
M52
30
Existed
Is the inspection result normal?
YES
INSPECTION END
NO
Repair or replace harness.