is "fuel trim - bank 1 (and 2) - system too lean. Intermittent" a big deal?
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1. Heated O2 and O2 sensors before and after the three way cat converter
2. Fuel pressure, fuel pressure regulator, and residual fuel pressure
3. Fuel injectors
4. EVAP cannister purge regulator valve
I got these from the A4 Bently CD.
2. Fuel pressure, fuel pressure regulator, and residual fuel pressure
3. Fuel injectors
4. EVAP cannister purge regulator valve
I got these from the A4 Bently CD.
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