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2002 Audi A4 Quattro 3.0L Poor Idle Quality, Stall, Misfire, Poor Fuel Economy, MIL Lamp on
Posted to European Driveability on 7/20/2011 4 Replies

Vehicle stalled on road, can get it started but it is running very rich(fuel out tailpipe) MAF reads 0, Replaced MAF and still get a 0 reading. Also has P0261 cyl 1 injector open, P0414,P041 secondary air injection, P445,P2401 evap system codes

4 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

2002 Audi A4 Quattro

VIN WAULT68E62
Engine3.0 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Misfire, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P0030Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Relay Circuit Malfunction
P0037Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Voltage
P0050Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0057Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Low Voltage
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2002 Audi A4 Quattro

VIN WAULT68E62
Engine3.0 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Misfire, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P0030Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Relay Circuit Malfunction
P0037Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Voltage
P0050Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction
P0057Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Low Voltage
P0141Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction
P0161Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction