HomeU04A1 · Manufacturer communications

U04A1 · Manufacturer communications

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

U04A1 →

VOLKSWAGEN

Reported code forms U04A1

Customer states rattle from below the vehicle; Customer states coolant leak/coolant light on; Customer states MIL-on, P0442 stored in ECM memory; Customer states key FOB lock/unlock functions do not work via button…

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VOLKSWAGEN

Reported code forms U04A1

Customer states rattle from below the vehicle; Customer states coolant leak/coolant light on; Customer states MIL-on, P0442 stored in ECM memory; Customer states key FOB lock/unlock functions do not work via button…

Read communication ↗

VOLKSWAGEN

Reported code forms U04A1

Customer states rattle from below the vehicle; Customer states MIL-on, P0442 stored in ECM memory; Customer states key FOB lock/unlock functions do not work via button press (not KESSY); Customer states seat belt won't…

Read communication ↗

VOLKSWAGEN

Reported code forms U04A1

Customer states rattle from below the vehicle; Customer states MIL-on, P0442 stored in ECM memory; Customer states key FOB lock/unlock functions do not work via button press (not KESSY); Customer states seat belt won't…

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VIN4APIN2024814

VOLKSWAGEN

Reported code forms U04A1

Customer states rattle from below the vehicle; Customer states MIL-on, P0442 stored in ECM memory; Customer states key FOB lock/unlock functions do not work via button press (not KESSY); Customer states seat belt won't…

Read communication ↗

VOLKSWAGEN

Reported code forms U04A1

Customer states rattle from below the vehicle; Customer states MIL-on, P0442 stored in ECM memory; Customer states key FOB lock/unlock functions do not work via button press (not KESSY); Customer states seat belt won't…

Read communication ↗

VIN4APIN2024731

VOLKSWAGEN

Reported code forms U04A1

Customer states rattle from below the vehicle; Customer states MIL-on, P0442 stored in ECM memory; Customer states key FOB lock/unlock functions do not work via button press (not KESSY); Customer states seat belt won't…

Read communication ↗