BMW Cars 1999-06

4.4L V8 - Auto 1

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4.4L V8 - Auto

Trouble Code: P0010



-A- Camshaft Position Actuator Circuit (Bank 1)

Possible Causes:



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

Trouble Code: P0011



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

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
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: P0012



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

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
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: P0013



-B- Camshaft Position Actuator Circuit (Bank 1)

Possible Causes:



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

Trouble Code: P0022



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

Possible Causes:



Fuel pump has failed
 
CPS circuit is open, shorted to ground or shorted to power
 
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: 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
 
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
 
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: P0030



HO2S Heater (Bank 1 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)
 

Trouble Code: P0031



HO2S Heater (Bank 1 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)
 

Trouble Code: P0032



HO2S Heater (Bank 1 Sensor 1) Circuit High Input

Possible Causes:



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

Trouble Code: P0036



HO2S Heater (Bank 1 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)
 

Trouble Code: P0037



HO2S Heater (Bank 1 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)
 

Trouble Code: P0038



HO2S Heater (Bank 1 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
 

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)
 

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)
 

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)
 

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
 

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)
 

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)
 

Trouble Code: P0100



Mass or Volume Air Flow Circuit -A- Conditions

Possible Causes:



Mass air flow (MAF) sensor has failed or is damaged
 
Signal and ground wires of Mass Air Flow (MAF) sensor has short circuited
 

Trouble Code: P0101



Mass or Volume Air Flow Circuit Range/Performance Conditions

Possible Causes:



Mass air flow (MAF) sensor has failed or is damaged
 
Signal and ground wires of Mass Air Flow (MAF) sensor has short circuited
 

Trouble Code: P0102



MAF Sensor Circuit Low Input

Possible Causes:



Check for leaks between MAF sensor and throttle valve control module
 
Voltage supply faulty.
 
Sensor power circuit open from fuel pump relay to MAF sensor
 
Sensor signal circuit open (may be disconnected) from DME and MAF
 
Faulty ground cable resistance between connector terminal 1 and Ground
 
MAF Sensor malfunction
 

Trouble Code: P0103



MAF Sensor Circuit High Input

Possible Causes:



Check for leaks between MAF sensor and throttle valve control module
 
Voltage supply faulty.
 
Sensor power circuit open from fuel pump relay to MAF sensor
 
Sensor signal circuit open (may be disconnected) from DME and MAF
 
Faulty ground cable resistance between connector terminal 1 and Ground
 
MAF Sensor malfunction
 

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
 

Trouble Code: P0112



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
 

Trouble Code: P0113



Intake Air Temperature Sensor Circuit High Input

Possible Causes:



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

Trouble Code: P0116



ECT Sensor Signal Range/Performance

Possible Causes:



Check for low coolant level or incorrect coolant mixture
 
DME detects a short circuit wiring in the ECT
 
CHT sensor is out-of-calibration or it has failed
 
ECT sensor is out-of-calibration or it has failed
 

Trouble Code: P0117



ECT Sensor Circuit Low Input

Possible Causes:



ECT sensor signal circuit is grounded in the wiring harness
 
ECT sensor doesn-t react to changes in temperature
 
ECT sensor is damaged or the DME has failed
 

Trouble Code: P0118



ECT Sensor Circuit High Input

Possible Causes:



ECT sensor signal circuit is open (inspect wiring & connector)
 
ECT sensor signal circuit is shorted to ground
 
ECT sensor is damaged or it has failed
 

Trouble Code: P0119



ECT Sensor Circuit Continuity

Possible Causes:



ECT sensor signal circuit is open (inspect wiring & connector)
 
ECT sensor signal circuit is shorted to ground
 
ECT sensor is damaged or it has failed
 

Trouble Code: P0120



Throttle/Pedal Position Sensor (A) Circuit Malfunction

Possible Causes:



TP sensor signal circuit is open (inspect wiring & connector)
 
TP sensor signal circuit is shorted to ground
 
TP sensor or module is damaged or it has failed
 
Throttle valve is damaged or dirty
 
Throttle valve control module is faulty
 

Trouble Code: P0121



Throttle/Pedal Position Sensor Signal Range/Performance

Possible Causes:



Throttle plate is binding, dirty or sticking
 
Throttle valve is damaged or dirty
 
Throttle valve control module is faulty
 
TP sensor signal circuit open (inspect wiring & connector)
 
TP sensor ground circuit open (inspect wiring & connector)
 
TP sensor and/or control module is damaged or has failed
 
MAF sensor signal is damaged, has failed or a short is present
 

Trouble Code: P0122



Throttle/Pedal Position Sensor Circuit Low Input

Possible Causes:



TP sensor signal circuit open (inspect wiring & connector)
 
TP sensor signal shorted to ground (inspect wiring & connector)
 
TP sensor is damaged or has failed
 
Throttle control module-s voltage supply is shorted or open
 

Trouble Code: P0123



TP Sensor Circuit High Input

Possible Causes:



TP sensor not seated correctly in housing (may be damaged)
 
TP sensor signal is circuit shorted to ground or system voltage
 
TP sensor ground circuit is open (check the wiring harness)
 
TP sensor and/or DME has failed
 

Trouble Code: P0125



ECT Sensor Insufficient for Closed Loop Fuel Control

Possible Causes:



Check for low coolant level or incorrect coolant mixture
 
DME detects a short circuit wiring in the ECT
 
CHT sensor is out-of-calibration or it has failed
 
ECT sensor is out-of-calibration or it has failed
 

Trouble Code: P0128



Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)

Possible Causes:



Check for low coolant level or incorrect coolant mixture
 
DME detects a short circuit wiring in the ECT
 
CHT sensor is out-of-calibration or it has failed
 
ECT sensor is out-of-calibration or it has failed
 
Replace the thermostat
 

 
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