Audi A4 2024 50 TFSI e hybrid OBD Codes
On a 2024 Audi A4 50 TFSI e hybrid, OBD fault codes may still involve the petrol engine side, but diagnosis can also be affected by hybrid operating cycles, intermittent engine use and emissions monitoring patterns that differ from a regular petrol-only car.
These pages separate petrol, diesel, hybrid and EV-style diagnostic search intent so the content does not look identical across every variant.
P0014
Exhaust Camshaft Position Timing - Over-Advanced (Bank 1)
P0016
Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A
P0017
Crankshaft Position Camshaft Position Correlation Bank 1 Sensor B
P0335
Crankshaft Position Sensor A Circuit Malfunction
P0340
Camshaft Position Sensor Circuit Malfunction
P0341
Camshaft Position Sensor Circuit Range / Performance
P0420
Catalyst System Efficiency Below Threshold (Bank 1)
P0430
Catalyst System Efficiency Below Threshold (Bank 2)
P0442
Evaporative Emission Control System leak Detected (small leak)
P0455
System Gross Leak Evaporative Emission
P0456
Evaporative Emissions System Small Leak Detected
P0446
Evaporative Emission Control System Vent Control Circuit Malfunction
Common problem themes for this powertrain
- • petrol engine emissions monitoring faults
- • intermittent engine-use related readiness issues
- • sensor plausibility warnings during engine transitions
- • airflow and fuel-trim related engine codes