Test H: DTC B2373 Or C1920 - LED #1 Circuit Failure

PINPOINT TEST H: DTC B2373 OR C1920 - LED #1 CIRCUIT FAILURE

Normal Operation
The parking aid system is enabled when the vehicle ignition is in RUN and REVERSE (R) is selected. The system can be disabled by the parking aid disable switch. The parking aid module sends a signal to the LED through circuit CMP02 (GN/BU) when the parking aid is disabled. The switch is grounded through circuit GD182 (BK/GY).

DTC B2373 (LED #1 Circuit Short to Battery) - sets when the parking aid module senses a short to voltage on circuit CMP02 (GN/BU).

DTC C1920 (Led #1 Circuit Failure) - sets when the parking aid module senses an open or short to ground on circuit CMP02 (GN/BU).

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Parking aid disable switch
- Parking aid module

H1-H4:

H4-H7: