C192F

SUSPENSION CONTROL: ACTIVE STABILIZER SUSPENSION SYSTEM: C192F: Rear Active Stabilizer Control ECU Data Malfunction
C192F - Rear Active Stabilizer Control ECU Data Malfunction

DESCRIPTION

The front active stabilizer control ECU and rear active stabilizer control ECU use CAN communication to perform a mutual system check. If a problem occurs in the wire harness or front active stabilizer control ECU, DTC C192F is stored.





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (CAN COMMUNICATION)

(a) Disconnect the e1 rear active stabilizer control ECU connector.





(b) Measure the resistance according to the value(s) in the table below.

Standard resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (CAN COMMUNICATION)

(a) Disconnect the A49 front active stabilizer control ECU connector.





(b) Measure the resistance according to the value(s) in the table below.

Standard resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. CHECK OPERATION OF REAR ACTIVE STABILIZER CONTROL ECU

(a) Turn the engine switch off.

(b) Exchange the front active stabilizer control ECU with the rear active stabilizer control ECU.

(c) Connect Techstream to the DLC3.

(d) Turn the engine switch on (IG) and press the Techstream main switch ON.

(e) Clear the DTC Active Stabilizer Suspension System.

(f) Check for DTC.

Result





A -- CHECK INTERMITTENT PROBLEMS

B -- REPLACE REAR ACTIVE STABILIZER CONTROL ECU Removal