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Audi U14D602 Code – Powertrain Module Timeout
Limited
Safe to drive :
Audi vehicles only
Applies only to :
Not applicable to :
This explanation does NOT apply to VW, BMW, or other brands.
Medium
Severity level :
When Does This Code Appear on the Vehicles
Audi U14D602 shows when control module times out on CAN bus.
What This Code means on the Vehicles
Powertrain module timeout error, specific to Audi.
Why This is different from a generic OBD2 Code
Generic scanners cannot report module-specific timeouts.
Common Situations That Trigger This Code
ECU firmware mismatch; Wiring issues; Battery low voltage.
What Will NOT Fix This Code
Ignoring timeout; Replacing unrelated modules.
How to Clear This Code on Vehicles
Inspect wiring and ECU; clear code using VCDS/OEM.
Related Manufacturer Specific Codes
Audi U14D600; Audi U14D601
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