02251
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02251 - Heater Unit Locked
02251 - Heater Unit Locked
Possible Symptoms
- Heater not working
- Heater Module refuses to clear Fault Codes
Possible Causes
- Fuel Level low
Possible Solutions
- When found in Aux Heater module of VW Touran (and possibly similar models), unlock heater module by saving a 1 in Adaptation Channel 42, then clear fault codes.