P0085moderate severityPowertrain
Exhaust Valve Control Solenoid Circuit Low (Bank 2)
on 2000 Audi A6 2.7L Turbo V6 · AWD
What this code means
The exhaust valve control solenoid circuit on bank 2 shows low voltage. This can cause improper exhaust valve timing.
Symptoms
- Rough idle
- Loss of power
- Check engine light on
Common causes
- Short to ground in circuit
- Faulty exhaust valve solenoid
- Damaged wiring
- Failed PCM driver
Diagnostic steps
- Scan for related codes
- Inspect wiring for short to ground
- Measure circuit voltage
- Test solenoid resistance
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