P0736high severityPowertrain
Reverse Incorrect Ratio
on 2009 Audi A8 4.2L V8 · AWD
What this code means
The transmission detected an incorrect gear ratio in reverse. This indicates slippage or a mechanical/hydraulic problem in the reverse circuit.
Symptoms
- Slipping in reverse
- Delayed reverse engagement
- Check engine light on
Common causes
- Low or degraded transmission fluid
- Worn reverse clutch or band
- Faulty shift solenoid
- Internal transmission damage
Diagnostic steps
- Retrieve codes and freeze frame
- Check fluid level and quality
- Monitor reverse gear ratio data
- Perform pressure test or inspect transmission
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Other Powertrain codes on this vehicle
00532
Supply Voltage B+ Signal too Low
16394
Camshaft/Crankshaft Position Correlation Bank 1
16395
Camshaft Position Actuator Circuit/Open Bank 1
16486
Mass or Volume Air Flow Circuit Low Input
16487
Mass or Volume Air Flow Circuit High Input
16500
Engine Coolant Temperature Circuit Malfunction
16501
Engine Coolant Temperature Circuit Low Input
16502
Engine Coolant Temperature Circuit High Input
16514
O2 Sensor Circuit Bank 1 Sensor 1
16515
O2 Sensor Circuit Low Voltage Bank 1 Sensor 1