Operation CHARM: Car repair manuals for everyone.

Missing Brake Input

Test 1 - 3:






SYMPTOM
MISSING BRAKE INPUT

WHEN MONITORED
Continuously with the ignition on.

SET CONDITION
When the transfer Case Control Module stops receiving a bus message for Brake status for the period of 5 seconds.

POSSIBLE CAUSES
- Engine DTC's present
- Transfer case control module
- Intermittent wiring and connectors