Parking Brake Switch Circuit

NAVIGATION: NAVIGATION SYSTEM (for HDD): Parking Brake Switch Circuit
- Parking Brake Switch Circuit

DESCRIPTION

This circuit is from the parking brake switch assembly to the display and navigation module display.

WIRING DIAGRAM





INSEPCTION PROCEDURE

PROCEDURE

1. CHECK BRAKE WARNING LIGHT

(a) Check that the brake warning light comes on when the parking brake is applied and goes off when it is released.

OK:

The brake warning light operates as specified above.

NG -- GO TO VEHICLE STABILITY CONTROL SYSTEM
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (DISPLAY AND NAVIGATION MODULE - PARKING BRAKE SWITCH)

(a) Disconnect the D24 display and navigation module display connector.

(b) Disconnect the P3 parking brake switch assembly connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table