Turbocharger Connection Between Turbo and Engine Module Disrupted
2000-2003 Audi S6 4.2L V8
Description
The ECU detected a communication or control disruption between the turbocharger actuator and the engine control module. The ECU cannot properly command boost pressure.
Symptoms
- Check Engine Light
- Loss of turbo boost
- Reduced power mode
- Poor acceleration
- Limp mode
Common Causes
- Faulty turbocharger wastegate actuator
- Damaged wiring between ECU and turbo actuator
- Corroded turbo actuator connector
- Vacuum line disconnected or leaking
- ECU driver circuit fault
Diagnostic Steps
- Check turbo actuator electrical connector
- Test actuator motor operation
- Inspect wiring between ECU and actuator
- Check vacuum lines to turbo
- Monitor commanded vs actual boost pressure
Repair Notes
Repair the wiring or replace the turbocharger wastegate actuator.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1297 on Other Vehicles
Common Questions
What does code P1297 mean on a 2000-2003 Audi S6?
P1297 stands for "Turbocharger Connection Between Turbo and Engine Module Disrupted". The ECU detected a communication or control disruption between the turbocharger actuator and the engine control module. The ECU cannot properly command boost pressure.
What are the symptoms of P1297 on a Audi S6?
Common symptoms of P1297 include: Check Engine Light, Loss of turbo boost, Reduced power mode, Poor acceleration, Limp mode.
What causes P1297 on a 2000-2003 Audi S6?
Common causes of P1297 include: Faulty turbocharger wastegate actuator, Damaged wiring between ECU and turbo actuator, Corroded turbo actuator connector, Vacuum line disconnected or leaking, ECU driver circuit fault.