02251

From Ross-Tech Wiki

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 Touareg (7L), unlock heater module by saving a 1 in Adaptation Channel 003, then clear fault codes.
• When found in Aux Heater module of VW Touran (1T, and similar models), unlock heater module by saving a 1 in Adaptation Channel 042, then clear fault codes.
• When found in Aux Heater module of VW Transporter (7H), unlock heater module by saving a 1 in Adaptation Channel 003, then clear fault codes.
• When found in Aux Heater module of Audi A8 (4E), unlock heater module by saving a 1 in Adaptation Channel 007, then clear fault codes.