Volkswagen Cars 2000-05

4.0L W8 - Auto 1

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4.0L W8 - Auto

Trouble Code: P0013



-B- Camshaft Position Actuator Circuit (Bank 1)

Possible Causes:



Fuel pump has failed
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 

Trouble Code: P0014



-B- Camshaft Position Timing Over-Advanced (Bank 1)

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 
Camshaft timing improperly set, or continuous oil flow to the VCT piston chamber
 
Camshaft advance mechanism (the VCT unit) is sticking or binding mechanically
 
VCT solenoid valve is stuck in open position
 

Trouble Code: P0015



-B- Camshaft Position Over-Retarded (Bank 1)

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 
Camshaft timing improperly set, or continuous oil flow to the VCT piston chamber
 
Camshaft advance mechanism (the VCT unit) is sticking or binding mechanically
 
VCT solenoid valve is stuck in open position
 

Trouble Code: P0016



Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A

Possible Causes:



Camshaft Position (CMP) sensor is faulty
 
CMP circuit short to ground, power or open
 
Engine Speed (RPM) sensor is faulty
 
ECM has failed
 

Trouble Code: P0017



Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor B

Possible Causes:



Camshaft Position (CMP) sensor is faulty
 
CMP circuit short to ground, power or open
 
Engine Speed (RPM) sensor is faulty
 
ECM has failed
 

Trouble Code: P0018



Crankshaft Position - Camshaft Position Correlation Bank 2 Sensor A

Possible Causes:



Camshaft Position (CMP) sensor is faulty
 
CMP circuit short to ground, power or open
 
Engine Speed (RPM) sensor is faulty
 
ECM has failed
 

Trouble Code: P0019



Crankshaft Position - Camshaft Position Correlation Bank 2 Sensor B

Possible Causes:



Camshaft Position (CMP) sensor is faulty
 
CMP circuit short to ground, power or open
 
Engine Speed (RPM) sensor is faulty
 
ECM has failed
 

Trouble Code: P0020



-A- Camshaft Position Timing Over-Advanced (Bank 2)

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 
Camshaft timing improperly set, or continuous oil flow to the VCT piston chamber
 
Camshaft advance mechanism (the VCT unit) is sticking or binding mechanically
 
VCT solenoid valve is stuck in open position
 

Trouble Code: P0021



-A- Camshaft Position Actuator Circuit (Bank 2)

Possible Causes:



Fuel pump has failed
 
Actuator circuit is open, shorted to ground or shorted to power
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 

Trouble Code: P0023



-B- Camshaft Position Actuator Circuit (Bank 2)

Possible Causes:



Fuel pump has failed
 
Actuator circuit is open, shorted to ground or shorted to power
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 

Trouble Code: P0024



-B- Camshaft Position Timing Over-Advanced (Bank 2)

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 
Camshaft timing improperly set, or continuous oil flow to the VCT piston chamber
 
Camshaft advance mechanism (the VCT unit) is sticking or binding mechanically
 
VCT solenoid valve is stuck in open position
 

Trouble Code: P0025



-B- Camshaft Position Over-Retarded (Bank 2)

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
ECM has failed
 
Battery voltage below 11.5 volts
 
Position actuator circuit may short to B+ or Ground
 
Camshaft timing improperly set, or continuous oil flow to the VCT piston chamber
 
Camshaft advance mechanism (the VCT unit) is sticking or binding mechanically
 
VCT solenoid valve is stuck in open position
 

Trouble Code: P0040



O2 Sensor Signals Swapped (Bank 1 Sensor 1/Bank 2 Sensor 1)

Possible Causes:



HO2S-11 and HO2S-21 harness connectors are swapped
 
HO2S-11 and HO2S-21 wiring is crossed inside the harness
 
HO2S-11 and HO2S-21 wires are crossed at 104-pin connector
 
Connector coding and color mixed with correct catalytic converter
 

Trouble Code: P0041



O2 Sensor Signals Swapped (Bank 1 Sensor 2/Bank 2 Sensor 2)

Possible Causes:



HO2S-12 and HO2S-22 harness connectors are swapped
 
HO2S-12 and HO2S-22 wiring is crossed inside the harness
 
HO2S-12 and HO2S-22 wires are crossed at 104-pin connector
 
Connector coding and color mixed with correct catalytic converter
 

Trouble Code: P0050



HO2S Heater (Bank 2 Sensor 1) Control Circuit Malfunction

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
HO2S signal and ground circuit wires crossed in wiring harness
 
HO2S signal circuit is shorted to sensor or chassis ground
 
HO2S element has failed (internal short condition)
 
ECM has failed
 

Trouble Code: P0051



HO2S Heater (Bank 2 Sensor 1) Circuit Low Input

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
HO2S signal and ground circuit wires crossed in wiring harness
 
HO2S signal circuit is shorted to sensor or chassis ground
 
HO2S element has failed (internal short condition)
 
ECM has failed
 

Trouble Code: P0052



HO2S Heater (Bank 2 Sensor 1) Circuit High Input

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
HO2S signal and ground circuit wires crossed in wiring harness
 
HO2S signal circuit is shorted to sensor or chassis ground
 
HO2S element has failed (internal short condition)
 
ECM has failed
 

Trouble Code: P0056



HO2S Heater (Bank 2 Sensor 2) Circuit High Input

Possible Causes:



HO2S signal shorted to heater power circuit inside connector
 
HO2S signal circuit shorted to ground or to system voltage
 
ECM has failed
 

Trouble Code: P0057



HO2S Heater (Bank 2 Sensor 2) Control Circuit Malfunction

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
HO2S signal and ground circuit wires crossed in wiring harness
 
HO2S signal circuit is shorted to sensor or chassis ground
 
HO2S element has failed (internal short condition)
 
ECM has failed
 

Trouble Code: P0058



HO2S Heater (Bank 2 Sensor 2) Circuit Low Input

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
HO2S signal and ground circuit wires crossed in wiring harness
 
HO2S signal circuit is shorted to sensor or chassis ground
 
HO2S element has failed (internal short condition)
 
ECM has failed
 

Trouble Code: P0111



Intake Air Temperature Sensor Circuit Low Input

Possible Causes:



IAT sensor signal circuit is grounded (check wiring & connector)
 
Resistance value between sockets 33 and 36 out of range
 
IAT sensor has an open circuit
 
IAT sensor is damaged or it has failed
 
ECM has failed
 

Trouble Code: P0150



HO2S (Bank 2 Sensor 1) Circuit Malfunction

Possible Causes:



Leaks present in the exhaust manifold or exhaust pipes
 
HO2S signal wire and ground wire crossed in connector
 
HO2S element is fuel contaminated or has failed
 
ECM has failed
 

Trouble Code: P0151



HO2S (Bank 2 Sensor 1) Low Input

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
HO2S signal tracking (due to oil or moisture in the connector)
 
HO2S signal circuit is open or shorted to VREF
 
ECM has failed
 

Trouble Code: P0152



HO2S (Bank 2 Sensor 1) Circuit High Input

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
HO2S signal tracking (due to oil or moisture in the connector)
 
HO2S signal circuit is open or shorted to VREF
 
ECM has failed
 

Trouble Code: P0153



HO2S (Bank 2 Sensor 1) Circuit Slow Response

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
Leaks present in the exhaust manifold or exhaust pipes
 
HO2S is damaged or has failed
 
ECM has failed
 

Trouble Code: P0154



HO2S (Bank 2 Sensor 1) Circuit No Activity

Possible Causes:



Leaks present in the exhaust manifold or exhaust pipes
 
HO2S signal wire and ground wire crossed in connector
 
HO2S element is fuel contaminated or has failed
 
ECM has failed
 

Trouble Code: P0155



HO2S (Bank 2 Sensor 1) Heater Circuit Malfunction

Possible Causes:



HO2S heater power circuit is open
 
HO2S heater ground circuit is open
 
HO2S signal tracking (due to oil or moisture in the connector)
 
HO2S is damaged or has failed
 
ECM has failed
 

Trouble Code: P0156



HO2S (Bank 2 Sensor 2) Circuit No Activity

Possible Causes:



Leaks present in the exhaust manifold or exhaust pipes
 
HO2S signal wire and ground wire crossed in connector
 
HO2S element is fuel contaminated or has failed
 
ECM has failed
 

Trouble Code: P0158



HO2S (Bank 2 Sensor 2) Circuit High Input

Possible Causes:



HO2S signal shorted to the heater power circuit (due to oil or moisture in the connector)
 
HO2S signal circuit shorted to VREF or to system voltage
 
ECM has failed
 

Trouble Code: P0159



HO2S (Bank 2 Sensor 2) Circuit Slow Response

Possible Causes:



HO2S is contaminated (due to presence of silicone in fuel)
 
Leaks present in the exhaust manifold or exhaust pipes
 
HO2S is damaged or has failed
 
ECM has failed
 

Trouble Code: P0160



HO2S (Bank 2 Sensor 2) Circuit No Activity Detected

Possible Causes:



Leaks present in the exhaust manifold or exhaust pipes
 
HO2S signal wire and ground wire crossed in connector
 
HO2S element is fuel contaminated or has failed
 
ECM has failed
 

Trouble Code: P0161



HO2S (Bank 2 Sensor 2) Heater Circuit Malfunction

Possible Causes:



HO2S heater power circuit or the heater ground circuit is open
 
HO2S signal tracking (due to oil or moisture in the connector)
 
HO2S has failed, or the ECM has failed
 

Trouble Code: P0205



Cylinder 5 Injector Circuit Malfunction

Possible Causes:



Injector 5 connector is damaged, open or shorted
 
Injector 5 control circuit is open, shorted to ground or to power
 
ECM has failed (the injector driver circuit may be damaged)
 

Trouble Code: P0206



Cylinder 6 Injector Circuit Malfunction

Possible Causes:



Injector 6 connector is damaged, open or shorted
 
Injector 6 control circuit is open, shorted to ground or to power
 
ECM has failed (the injector driver circuit may be damaged)
 

Trouble Code: P0207



Cylinder 7 Injector Circuit Malfunction

Possible Causes:



Injector 7 connector is damaged, open or shorted
 
Injector 7 control circuit is open, shorted to ground or to power
 
ECM has failed (the injector driver circuit may be damaged)
 

Trouble Code: P0208



Cylinder 8 Injector Circuit Malfunction

Possible Causes:



Injector 8 connector is damaged, open or shorted
 
Injector 8 control circuit is open, shorted to ground or to power
 
ECM has failed (the injector driver circuit may be damaged)
 

Trouble Code: P0230



Fuel Pump Primary Circuit Malfunction

Possible Causes:



FP or FSV circuit is open or shorted
 
Fuel pump relay VPWR circuit open
 
Fuel pump relay is damaged or has failed
 
Fuel pressure sensor has failed
 
Fuel pump control module is faulty
 
ECM has failed
 

Trouble Code: P0261



Cylinder 1 Injector Circuit Low Input/Short to Ground

Possible Causes:



Injector 1 control circuit is open
 
Injector 1 power circuit (B+) is open
 
Injector 1 control circuit is shorted to chassis ground
 
Injector 1 is damaged or has failed
 
ECM is not connected or has failed
 

Trouble Code: P0262



Cylinder 1 Injector Circuit Low Input/Short to B+

Possible Causes:



Injector control circuit is open
 
Injector power circuit (B+) is open
 
Injector control circuit is shorted to chassis ground
 
Injector is damaged or has failed
 
ECM is not connected or has failed
 
Fuel pump relay has failed
 
Fuel injectors may have malfunctioned
 
Faulty engine speed sensor
 

Trouble Code: P0264



Cylinder 2 Injector Circuit Low Input/Short to Ground

Possible Causes:



Injector control circuit is open
 
Injector power circuit (B+) is open
 
Injector control circuit is shorted to chassis ground
 
Injector is damaged or has failed
 
ECM is not connected or has failed
 
Fuel pump relay has failed
 
Fuel injectors may have malfunctioned
 
Faulty engine speed sensor
 

 
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