Absorber Control Indicator Light Remains On
SUSPENSION CONTROL: ADAPTIVE VARIABLE SUSPENSION SYSTEM: Absorber Control Indicator Light Remains ON
Absorber Control Indicator Light Remains ON
DESCRIPTION
- Check the DTC and make sure that the normal system code is output Adaptive Variable Suspension System.
If a malfunction code is output, refer to the "DIAGNOSTIC TROUBLE CODE CHART" Adaptive Variable Suspension System.
- If the absorber control ECU stores a DTC, the absorber control indicator light on the combination meter will come on.
- The absorber control ECU is connected to the combination meter via the CAN communication system and multiplex communication system.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
When replacing the absorber control ECU, check the acceleration sensor signal after replacement Test Mode Procedure.
HINT:
- Start the inspection from "CHECK FOR DTC (CAN COMMUNICATION SYSTEM)" when troubleshooting in accordance with the PROBLEM SYMPTOMS TABLE.
- Check the condition of each related circuit connector before troubleshooting Electronic Circuit Inspection Procedure.
PROCEDURE
1. CHECK FOR DTC
(a) Check for DTC Adaptive Variable Suspension System.
Result
B -- REPAIR CIRCUITS INDICATED BY OUTPUT DTCS
A -- Continue to next step.
2. PERFORM TEST MODE
(a) Perform test mode Test Mode Procedure.
(b) Check if the test mode DTC C1787/87 is output.
Result
B -- REPAIR CIRCUITS INDICATED BY OUTPUT DTCS
A -- Continue to next step.
3. CHECK FOR DTC (CAN COMMUNICATION SYSTEM)
(a) Check if the CAN communication system DTC is output Adaptive Variable Suspension System.
Result
B -- REPAIR CIRCUITS INDICATED BY OUTPUT DTCS
A -- Continue to next step.
4. CHECK FOR DTC (MULTIPLEX COMMUNICATION SYSTEM)
(a) Check if the multiplex communication system DTC is output Reading and Clearing Diagnostic Trouble Codes.
Result
B -- REPAIR CIRCUITS INDICATED BY OUTPUT DTCS
A -- Continue to next step.
5. INSPECT COMBINATION METER
(a) Check the combination meter How To Proceed With Troubleshooting.
OK:
The combination meter is normal.
Result
C -- REPLACE COMBINATION METER
B -- PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE
A -- REPLACE ABSORBER CONTROL ECU