C1787

DTC C1787 EMS Switch Circuit (Test Mode DTC)

DESCRIPTION

DTC Detection Condition:

- The absorber control switch (EMS Switch) is a switch which selects the damping force mode of shock absorber.
- The absorber control ECU reads the changes in each signal when performing the Test Mode check and outputs the DTC (C1787) if there is no change.

Wiring Diagram:

Step 1-2:

Step 3-5:

Step 5(Continued):

INSPECTION PROCEDURE

NOTE: When replacing the absorber control ECU, check the acceleration sensor assembly signal after replacement.

HINT:
- Check the condition of each related circuit connector before troubleshooting.
- When C1774 is output, inspect and repair the trouble areas indicated by C1774 first.