DTC B1580
Precautions: Precautions for Diagnosing Trouble · General safety (00)
DTC Detecting Condition and Trouble Area
| DTC detecting condition | Trouble area |
|---|---|
|
B1580: EEPROM Error EEPROM error has occurred in HVAC control module. |
HVAC control module |
DTC Confirmation Procedure
1)Start engine and operate A/C system.
DTC Troubleshooting
| Step | Action | Yes | No |
|---|---|---|---|
| 1 |
DTC check
1)Set ignition “ON”.
2)Set ignition “OFF”.
3)Set ignition “ON” and check for DTC.
Is DTC B1580 still detected?
|
Replace HVAC control module and recheck DTC.
|
Intermittent trouble.
|