Symptom:
CRITICAL TIRE PRESSURE - BCM
When Monitored and Set Condition:
CRITICAL TIRE PRESSURE - BCM
When Monitored: Ignition ON and Start positions.
Set Condition: When the BCM input from the TPM Module toggles one second Hi and one
second Low.
POSSIBLE CAUSES
INTERMITTENT CONDITION
CRITICAL TIRE PRESSURE CONDITION PRESENT
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, read BCM and TPM Module DTCs.
Does the DRBIIIt display CRITICAL TIRE PRESSURE?
All
Yes → Check and adjust tire pressure.
Perform TIRE PRESSURE MONITORING SYSTEM VERIFICA-
TION TEST.
No → Go To 2
2 Turn the ignition off.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Visually inspect the related wire harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Refer to any Hotline letters or Technical Service Bulletins that may apply.
Were any problems found?
All
Yes → Repair as necessary.
Perform TIRE PRESSURE MONITORING SYSTEM VERIFICA-
TION TEST.
No → Test Complete.
371
TIRE PRESSURE MONITORING
To Next Page
Loading...
