Kinetic Dynamic Suspension System

SUSPENSION CONTROL: KINETIC DYNAMIC SUSPENSION SYSTEM: C1761/61: ECU Malfunction

DTC C1761/61 - ECU Malfunction

DESCRIPTION

The stabilizer control ECU recognizes the ignition switch ON signal based on voltage input to terminal IG. It also activates the system based on voltage input to terminal IG2.






WIRING DIAGRAM





INSPECTION PROCEDURE
HINT: Start the inspection from step 1 when using the Techstream, and start from step 2 when not using the Techstream.

PROCEDURE

1. READ VALUE USING DATA LIST
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch ON and the Techstream on.
(c) Select the item below in the Data List, and read its value displayed on the Techstream.

KDSS:





(d) Check the voltage.
Standard voltage:
10 to 14 V
OK -- REPLACE STABILIZER CONTROL ECU
NG -- Continue to next step.
2. INSPECT STABILIZER CONTROL ECU





(a) Disconnect the S35 and S36 connectors from the stabilizer control ECU.
(b) Measure the voltage according to the value(s) in the table below.
Standard voltage:






OK -- REPLACE STABILIZER CONTROL ECU
NG -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (STABILIZER CONTROL ECU - BODY GROUND)





(a) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (STABILIZER CONTROL ECU - BODY GROUND)
OK -- REPAIR OR REPLACE HARNESS OR CONNECTOR (STABILIZER CONTROL ECU - J31 J/C)