C193E

SUSPENSION CONTROL: ACTIVE STABILIZER SUSPENSION SYSTEM: C193E: Front Active Stabilizer Control ECU CAN Communication Stop

DTC C193E - Front Active Stabilizer Control ECU CAN Communication Stop

DESCRIPTION

The active stabilizer suspension system uses CAN communication to gather information necessary for control functions. If a problem occurs in the CAN communication system, DTC C193E is stored.






INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC
(a) Check for DTC Active Stabilizer Suspension System.
OK:
DTC is not output.
NG -- CHECK FLOWCHART OF EACH DTC
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (CAN COMMUNICATION LINE)





(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 FRONT 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





B -- CHECK INTERMITTENT PROBLEMS
A -- REPLACE FRONT ACTIVE STABILIZER CONTROL ECU