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2008 AUDI RS4

4.2L V8AWDAUTOMATICgas
Repairs0Labor593Torque3494Fluid9DTC866Battery0Maintenance0Recalls0
P2107high severityPowertrain

Throttle Actuator Control Module Processor

on 2008 Audi RS4 4.2L V8 · AWD

What this code means

Internal processor fault in the throttle actuator control module.

Symptoms

  • Check engine light
  • Limp mode
  • Erratic throttle behavior

Common causes

  • ECM/TCM internal failure
  • Power supply issue
  • Software corruption

Diagnostic steps

  1. Check ECM power supply voltages
  2. Attempt software reflash
  3. Check for TSBs

Repair notes

Reflash ECM software. If fault persists, replace ECM.

Other Powertrain codes on this vehicle

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