DTC C1923: Auto Vehicle Hold Switch Circuit

DTC detecting condition: 

A fault is detected if the AVH switch is pressed and held for a long period of time.

Trouble symptom: 

AVH function cannot be set.

1. CHECK DTC  .

   Read the DTC of [Brake Control] using the Subaru Select Monitor. Ref. to BRAKE CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) 

   Is DTC C1923 a current code?

   Yes  : Perform the diagnosis for the cockpit control module. Ref. to COCKPIT CONTROL (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE

   No  : Even if DTC is displayed, the circuit has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again.

   NOTE:

   In this case, temporary poor contact of connector, temporary open or short circuit of harness may be the cause.