BMW Cars 1999-06

3.0L L6 - Auto 7

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Trouble Code: P0784



4-5 Shift Range Monitoring

Possible Causes:



Solenoid valves in valve body are faulty
 
Solenoid circuit is shorting to ground
 
Solenoid circuit is open
 
TCM has failed or wiring is shorting
 
Mechanical malfunction in transmission
 

Trouble Code: P0795



Pressure Regulator Valve 3 Plausibility

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0798



Pressure Regulator Valve 2 Upper Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0829



5-6 Shift Range Monitoring

Possible Causes:



Solenoid valves in valve body are faulty
 
Solenoid circuit is shorting to ground
 
Solenoid circuit is open
 
TCM has failed or wiring is shorting
 
Mechanical malfunction in transmission
 

Trouble Code: P0962



Pressure Regulator Valve 1 Lower Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0963



Pressure Regulator Valve 1 Upper Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0966



Pressure Regulator Valve 2 Lower Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0967



Pressure Regulator Valve 2 Upper Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0970



Pressure Regulator Valve 3 Lower Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0971



Pressure Regulator Valve 3 Upper Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0973



Solenoid Valve 1 Lower Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P0979



Solenoid Valve 3 Lower Threshold

Possible Causes:



Pressure control solenoid circuit is shorting to ground
 
Pressure control solenoid circuit is open
 
Valve has failed
 
TCM has failed
 

Trouble Code: P1001



Valvetronic (VVT) Limp Home Request High Input

Possible Causes:



Resolve the primary fault.
 

Trouble Code: P1002



Valvetronic (VVT) Limp Home Request Low Input

Possible Causes:



Resolve the primary fault.
 

Trouble Code: P1003



Valvetronic (VVT) Limp Home Request Open Circuit

Possible Causes:



Resolve the primary fault.
 

Trouble Code: P1004



Valvetronic (VVT) Guiding Sensor Solenoid Loss (Bank 1)

Possible Causes:



Defective sensor.
 

Trouble Code: P1005



Valvetronic (VVT) Guiding Sensor Reset Error (Bank 1)

Possible Causes:



Plug contact problem at Pin 6 on sensor
 
Oil in plug at sensor
 
Replace sensor
 
Repair gaskets
 

Trouble Code: P1006



Valvetronic (VVT) Guiding Sensor Parity Error (Bank 1)

Possible Causes:



Plug contact problem at Pin 6 on sensor
 
Oil in plug at sensor
 
Replace sensor
 
Repair gaskets
 

Trouble Code: P1007



Valvetronic (VVT) Guiding Sensor Gradient Error (Bank 1)

Possible Causes:



Replace sensor
 

Trouble Code: P1008



Valvetronic (VVT) Guiding Sensor Solenoid Loss (Bank 2)

Possible Causes:



Defective sensor.
 

Trouble Code: P1009



Valvetronic (VVT) Guiding Sensor Reset Error (Bank 2)

Possible Causes:



Plug contact problem at Pin 6 on sensor
 
Oil in plug at sensor
 
Replace sensor
 
Repair gaskets
 

Trouble Code: P1010



Valvetronic (VVT) Guiding Sensor Parity Error (Bank 2)

Possible Causes:



Plug contact problem at Pin 6 on sensor
 
Oil in plug at sensor
 
Replace sensor
 
Repair gaskets
 

Trouble Code: P1011



Valvetronic (VVT) Guiding Sensor Gradient Error (Bank 2)

Possible Causes:



Replace sensor
 

Trouble Code: P1012



Valvetronic (VVT) Reference Sensor Solenoid Loss (Bank 1)

Possible Causes:



Defective sensor.
 

Trouble Code: P1013



Valvetronic (VVT) Reference Sensor Reset Error (Bank 1)

Possible Causes:



Plug contact problem at Pin 6 on sensor
 
Oil in plug at sensor
 
Replace sensor
 
Repair gaskets
 

Trouble Code: P1014



Valvetronic (VVT) Reference Sensor Parity Error (Bank 1)

Possible Causes:



Plug contact problem at Pin 6 on sensor
 
Oil in plug at sensor
 
Replace sensor
 
Repair gaskets
 

Trouble Code: P1015



Valvetronic (VVT) Reference Sensor Gradient Error (Bank 1)

Possible Causes:



Replace sensor
 

Trouble Code: P1022



Valvetronic (VVT), Eccentric Shaft Sensor 2 Circuit Low Input

Possible Causes:



Short to ground in wiring harness
 
VVT-SG defective
 
Short circuit within the sensor
 
Check plug and wiring harness for sensor defect
 

Trouble Code: P1023



Valvetronic (VVT) Self-Learning Function Faulty Adjustment Range (Bank 1)

Possible Causes:



Stuck at upper travel limit
 
Travel limit worn or deformed
 
Wear in idler lever
 
Torque compensation spring missing or not connected
 

Trouble Code: P1024



Valvetronic (VVT) Self-Learning Function Faulty Lower Learning Range (Bank 1)

Possible Causes:



Stuck at upper travel limit
 
Defective sensor magnet missing)
 
Travel limit worn or deformed
 
Wear in idler lever
 
Torque compensation spring missing or not connected
 

Trouble Code: P1025



Valvetronic (VVT) Self-Learning Function No Positions Stored (Bank 1)

Possible Causes:



Conduct travel limit initialization.
 

Trouble Code: P1026



Valvetronic (VVT) Self-Learning Function Faulty Adjustment Range (Bank 2)

Possible Causes:



Stuck at upper travel limit
 
Travel limit worn or deformed
 
Wear in idler lever
 
Torque compensation spring missing or not connected
 

Trouble Code: P1027



Valvetronic (VVT) Self-Learning Function Faulty Lower Learning Range (Bank 2)

Possible Causes:



Stuck at upper travel limit
 
Defective sensor (magnet missing)
 
Travel limit worn or deformed
 
Wear in idler lever
 
Torque compensation spring missing or not connected
 

Trouble Code: P1028



Valvetronic (VVT) Self-Learning Function No Positions Stored (Bank 2)

Possible Causes:



Conduct travel limit initialization.
 

Trouble Code: P1030



Valvetronic (VVT) Actuator Monitoring Position Control, Control Deviation (Bank 1)

Possible Causes:



Low battery charge
 
Open motor control circuit
 
Motor shorted to ground
 
Loose sensor or it is operating at the limit
 

Trouble Code: P1031



Valvetronic (VVT) Actuator Monitoring Recognition of Direction of Rotation Plausibility (Bank 1)

Possible Causes:



Low battery charge
 
Open motor control circuit
 
Motor shorted to ground
 
Loose sensor or it is operating at the limit
 

Trouble Code: P1033



Valvetronic (VVT) Actuator Monitoring Position Control, Control Deviation (Bank 2)

Possible Causes:



Low battery charge
 
Open motor control circuit
 
Motor shorted to ground
 
Loose sensor or it is operating at the limit
 

Trouble Code: P1034



Valvetronic (VVT) Actuator Monitoring Recognition of Direction of Rotation Plausibility (Bank 1)

Possible Causes:



Low battery charge
 
Open motor control circuit
 
Motor shorted to ground
 
Loose sensor or it is operating at the limit
 

Trouble Code: P1035



Valvetronic (VVT) CAN Message Monitoring Faulty Desired Message (Bank 1)

Possible Causes:



ECU failure (or SZL or ZGM)
 
Bus system failure
 
Defective bus controller (SZL or ZGM)
 
Short circuit in CAN wire or open circuit.
 
Defective DME
 
Defective VVT-SG
 

Trouble Code: P1036



Valvetronic (VVT) CAN Timeout VVT-Desired Message (Bank 1)

Possible Causes:



ECU failure (or SZL or ZGM)
 
Bus system failure
 
Defective bus controller (SZL or ZGM)
 
Short circuit in CAN wire or open circuit.
 
Defective DME
 
Defective VVT-SG
 

 
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