C1917

SUSPENSION CONTROL: ACTIVE STABILIZER SUSPENSION SYSTEM: C1917: Rear Active Stabilizer Control ECU CAN Communication Stop

DTC C1917 - Rear 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 C1917 is stored.






INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC (CAN COMMUNICATION SYSTEM)
(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 WIRE HARNESS (CAN COMMUNICATION LINE)
(a) Disconnect the y1 rear active stabilizer control ECU connector.





(b) Measure the resistance of the wire harness side connector.
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 power 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 power 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 REAR ACTIVE STABILIZER CONTROL ECU