BMW Cars 1999-06

3.0L L6 - Auto 6

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Trouble Code: P0705



TR Sensor Circuit Malfunction

Possible Causes:



Circuit harness connector contacts are corroded or ingresses of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Solenoid valves in valve body are faulty
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 
Engine Control Module (DME) is faulty
 
Voltage supply for Engine Control Module (DME) is faulty
 
Transmission Control Module (TCM) is faulty
 

Trouble Code: P0710



Transmission Fluid Temperature Sensor Circuit Malfunction

Possible Causes:



ATF is low, contaminated, dirty or burnt
 
Circuit harness connector contacts are corroded or ingresses of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Solenoid valves in valve body are faulty
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 
Engine Control Module (DME) is faulty
 
Voltage supply for Engine Control Module (DME) is faulty
 
Transmission Control Module (TCM) is faulty
 

Trouble Code: P0711



Transmission Fluid Temperature Sensor Signal Range/Performance

Possible Causes:



ATF is low, contaminated, dirty or burnt
 
TFT sensor signal circuit has a high resistance condition
 
TFT sensor is out-of-calibration ("skewed") or it has failed
 

Trouble Code: P0712



Transmission Fluid Temperature Sensor Circuit Low Input

Possible Causes:



TFT sensor signal circuit is shorted to chassis ground
 
TFT sensor signal circuit is shorted to sensor ground
 
TFT sensor is damaged, or out-of-calibration, or has failed
 

Trouble Code: P0713



Transmission Fluid Temperature Sensor Circuit High Input

Possible Causes:



TFT sensor signal circuit is open between the sensor and DME
 
TFT sensor ground circuit is open between sensor and DME
 
TFT sensor is damaged or has failed
 

Trouble Code: P0714



Transmission Fluid Temperature Sensor Circuit Intermittent

Possible Causes:



TFT sensor signal circuit is open between the sensor and DME
 
TFT sensor ground circuit is open between sensor and DME
 
TFT sensor is damaged or has failed
 

Trouble Code: P0715



Input/Turbine Speed Sensor Circuit Malfunction

Possible Causes:



TVSS signal circuit is open
 
TVSS signal is shorted to chassis ground
 
TVSS signal is shorted to sensor ground
 
TVSS assembly is damaged or it has failed
 

Trouble Code: P0716



Input Turbine/Speed Sensor Circuit Range/Performance

Possible Causes:



TVSS signal circuit is open
 
TVSS signal is shorted to chassis ground
 
TVSS signal is shorted to sensor ground
 
TVSS assembly is damaged or it has failed
 

Trouble Code: P0717



Transmission Speed Shaft Sensor Signal Intermittent

Possible Causes:



TSS connector is damaged, loose or shorted
 
TSS signal circuit has an intermittent open condition
 
TSS signal circuit has an intermittent short to ground condition
 
TSS assembly is damaged or is has failed
 

Trouble Code: P0720



Output/Turbine Speed Sensor Circuit Malfunction

Possible Causes:



TVSS signal circuit is open
 
TVSS signal is shorted to chassis ground
 
TVSS signal is shorted to sensor ground
 
TVSS assembly is damaged or it has failed
 

Trouble Code: P0721



A/T Output Shaft Speed Sensor Noise Interference

Possible Causes:



After market add-on devices interfering with the OSS signal
 
OSS connector is damaged, loose or shorted, or the wiring is misrouted or it is damaged
 
OSS assembly is damaged or it has failed
 

Trouble Code: P0722



A/T Output Speed Sensor No Signal

Possible Causes:



After market add-on devices interfering with the VSS signal
 
VSS sensor wiring is misrouted, damaged or shorting
 
DME and/or TCM has failed
 

Trouble Code: P0727



Engine Speed Input Circuit No Signal

Possible Causes:



Engine speed sensor has failed
 
Circuit is shorting to ground, B+ or is open
 
Sensor wheel is damaged, run out or not properly secured
 

Trouble Code: P0731



Incorrect First Gear Ratio

Possible Causes:



1st Gear solenoid harness connector not properly seated
 
1st Gear solenoid signal shorted to ground, or open
 
1st Gear solenoid wiring harness connector is damaged
 
1st Gear solenoid is damaged or not properly installed
 
ATF level is low
 
Circuit harness connector contacts are corroded or ingresses of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Transmission Control Module (TCM) needs replacing
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 

Trouble Code: P0732



Incorrect Second Gear Ratio

Possible Causes:



2nd Gear solenoid harness connector not properly seated
 
2nd Gear solenoid signal shorted to ground, or open
 
2nd Gear solenoid wring harness connector is damaged
 
2nd Gear solenoid is damaged or not properly installed
 
ATF level is low
 
Circuit harness connector contacts are corroded or ingresses of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Transmission Control Module (TCM) needs replacing
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 

Trouble Code: P0733



Incorrect Third Gear Ratio

Possible Causes:



3rd Gear solenoid harness connector not properly seated
 
3rd Gear solenoid signal shorted to ground, or open
 
3rd Gear solenoid wiring harness connector is damaged
 
3rd Gear solenoid is damaged or not properly installed
 
ATF level is low
 
Circuit harness connector contacts are corroded or ingresses of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Transmission Control Module (TCM) needs replacing
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 

Trouble Code: P0734



Incorrect Fourth Gear Ratio

Possible Causes:



4th Gear solenoid harness connector not properly seated
 
4th Gear solenoid signal shorted to ground, or open
 
4th Gear solenoid wiring harness connector is damaged
 
4th Gear solenoid is damaged or not properly installed
 
ATF level is low
 
Circuit harness connector contacts are corroded or ingresses of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Transmission Control Module (TCM) needs replacing
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 

Trouble Code: P0735



Incorrect Fifth Gear Ratio

Possible Causes:



5th Gear solenoid harness connector not properly seated
 
5th Gear solenoid signal shorted to ground, or open
 
5th Gear solenoid wiring harness connector is damaged
 
5th Gear solenoid is damaged or not properly installed
 
ATF level is low
 
Circuit harness connector contacts are corroded or ingresses of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Transmission Control Module (TCM) needs replacing
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 

Trouble Code: P0740



TCC Solenoid Circuit Malfunction

Possible Causes:



TCC solenoid control circuit is open or shorted to ground
 
TCC solenoid wiring harness connector is damaged
 
TCC solenoid is damaged or has failed
 

Trouble Code: P0741



TCC Mechanical System Range/Performance

Possible Causes:



TCC solenoid has a mechanical failure
 
TCC solenoid has a hydraulic failure
 

Trouble Code: P0743



TCC Solenoid Circuit Malfunction

Possible Causes:



TCC solenoid control circuit is open or shorted to ground
 
TCC solenoid wiring harness connector is damaged
 
TCC solenoid is damaged or has failed
 

Trouble Code: P0745



Pressure Regulator Valve 1 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: P0748



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: P0750



Shift Solenoid "A" Circuit Continuity Short to Battery

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
 

Trouble Code: P0751



Solenoid Valve 1 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: P0752



A/T Shift Solenoid 1/A Function Range/Performance

Possible Causes:



SS1/A solenoid is stuck in the "on" position
 
SS1/A solenoid has a mechanical failure
 
SS1/A solenoid has a hydraulic failure
 

Trouble Code: P0753



Solenoid 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: P0755



Shift Solenoid "B" Circuit Continuity Short to Battery

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
 

Trouble Code: P0756



Solenoid Valve 2 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: P0757



A/T Shift Solenoid 2/B Function Range/Performance

Possible Causes:



SS2/B solenoid is stuck in the "on" position
 
SS2/B solenoid has a mechanical failure
 
SS2/B solenoid has a hydraulic failure
 

Trouble Code: P0758



Solenoid 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: P0760



Shift Solenoid "C" Circuit Continuity Short to Battery

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
 

Trouble Code: P0761



Solenoid 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: P0762



A/T Shift Solenoid 3/C Function Range/Performance

Possible Causes:



SS3/C solenoid may be stuck -on-
 
SS3/C solenoid has a mechanical failure
 
SS3/C solenoid has a hydraulic failure
 

Trouble Code: P0763



Solenoid 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: P0775



Pressure Regulator Valve 2 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: P0778



Pressure Control Solenoid "B" Electrical

Possible Causes:



Shift Solenoid connector is damaged, open or shorted
 
Shift Solenoid control circuit is open
 
Shift Solenoid control circuit is shorted to ground
 
Shift Solenoid is damaged or it has failed
 

Trouble Code: P0781



1-2 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: P0782



2-3 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: P0783



3-4 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
 

 
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