Inspection Procedure

1. Turn the ignition switch ON, and check the operation of the height control OFF indicator lamp.

Result: 

1. A: Height control OFF indicator lamp does not comes on 
2. B: Height control OFF indicator lamp flashes 

1. B: Go to step   4 
2. A: GO TO NEXT STEP. 

HINT:

See combination meter troubleshooting HOW TO PROCEED WITH TROUBLESHOOTING .

1. NG: REPAIR OR REPLACE BULB OR COMBINATION METER ASSEMBLY 
2. OK: GO TO NEXT STEP. 

1. Check for open and short circuit in the harness and the connector between the suspension control ECU and the combination meter assy (height control OFF indicator lamp) (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE ).

1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 
2. OK: GO TO NEXT STEP. 

   CHECK AND REPLACE SUSPENSION CONTROL ECU (See  ELECTRONIC CIRCUIT INSPECTION PROCEDURE  ) 

1. NG: CONNECT CONNECTOR TO ECU 
2. OK: GO TO NEXT STEP. 

1. Clear and check the DTC (See PRE-CHECK ).

Result: 

Fig 1: Result Specification

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. B: REPAIR CIRCUIT INDICATED BY OUTPUT CODE 
2. A: GO TO NEXT STEP. 

1. Check for open and short circuit in the harness and the connector between the suspension control ECU and the combination meter assy (height control OFF indicator lamp) (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE ).

1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 
2. OK: GO TO NEXT STEP. 

   CHECK AND REPLACE SUSPENSION CONTROL ECU (See  ELECTRONIC CIRCUIT INSPECTION PROCEDURE  )