Hydraulic Pump Motor Power Supply Relay

HYDRAULIC PUMP MOTOR POWER SUPPLY RELAY

Diagnosis Procedure


1. CHECK FUSIBLE LINK

Check 50 A fusible link [letter M, located in the fuse, fusible link and relay box].
Is the fusible link blown?
YES- Replace the blown fusible link after repairing the affected circuit if a fusible link is blown.
NO- GO TO 2.

2. CHECK HYDRAULIC UNIT POWER SUPPLY

1.Turn ignition switch OFF.
2.Disconnect hydraulic unit connector.
3.Check the voltage between hydraulic unit harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness.

3. CHECK HYDRAULIC UNIT GROUND CIRCUIT

1.Disconnect retractable hard top control unit connector.
2.Check the continuity between retractable hard top control unit harness connector and hydraulic unit harness connector.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness.

4. CHECK RETRACTABLE HARD TOP CONTROL UNIT OUTPUT

1.Connect retractable hard top control unit connector and hydraulic unit connector.
2.Check the voltage between hydraulic unit harness connector and ground.





Is the inspection result normal?
YES- Replace hydraulic unit. Refer to "Removal and Installation" Removal and Installation
NO- Replace retractable hard top control unit. Refer to "Removal and Installation" Service and Repair