DTC Table (Additional Heater System)
Precautions: General safety (00)
NOTE:
When ECM detects DTCs B1536 and/or B1537, both current and history DTCs are displayed at the same time.
| DTC | DTC name | DTC detecting condition |
|---|---|---|
B1536 
|
Additional Heater Relay No.1 Output Malfunction | Output voltage of additional heater relay No.1 is lower than specified value continuously. |
| B1537
|
Additional Heater Relay No.2 and No.3 Output Malfunction | Output voltage of additional heater relay No.2 and/or No.3 is lower than specified value continuously. |