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Test G: DTC U0140 - Ignition Switch Position Missing

PINPOINT TEST G: DTC U0140 - IGNITION SWITCH POSITION MISSING

Normal Operation
The parking aid module (PAM) receives the ignition switch state from the smart junction box (SJB) as a network message.

- DTC U0140 (Lost Communication With Body Control Module [GEM]) - is a continuous and on-demand DTC that sets in the parking aid module when ignition switch state messages are not received from the SJB.

This pinpoint test is intended to diagnose the following:
- SJB
- Networked data fault


G1-G3: