B1813

Test 1:

Test 2:

SYMPTOM
B1813 HEATER IN LOCKOUT MODE

WHEN MONITORED
During DCHA activation.

SET CONDITION
This DTC Will set if six continuous attempts to start heater operation fail due to one or more faults in the DCHA system.

POSSIBLE CAUSES
- B1813 and additional DTC(s) present
- B1813 reset, no additional DTC(s) present
- B1813 cleared, additional DTC(s) present
- Stored DCHA DTC(s) test complete