Mazda B-Series 1998-06

4.0L V6 VIN X Auto 1

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4.0L V6 VIN X Auto

Trouble Code: P0500



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



ABS wheel speed sensor circuit open or shorted to ground
 
ABS wheel speed sensor circuit shorted to VREF or power
 
ABS, CTM or GEM control module has failed
 
VSS positive (+) signal circuit is open or shorted to ground
 
VSS negative (-) signal circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0501



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



ABS wheel speed sensor circuit open or shorted to ground
 
ABS wheel speed sensor circuit shorted to VREF or power
 
ABS, CTM or GEM control module has failed
 
VSS positive (+) signal circuit is open or shorted to ground
 
VSS negative (-) signal circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0503



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



ABS wheel speed sensor circuit open or shorted to ground
 
ABS wheel speed sensor circuit shorted to VREF or power
 
ABS, CTM or GEM control module has failed
 
VSS positive (+) signal circuit is open or shorted to ground
 
VSS negative (-) signal circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0703



Brake On/Off Switch Circuit Malfunction (Self-Test)

Possible Causes:



Brake switch signal circuit is open or shorted ground
 
Brake switch power circuit (B+) is open or shorted to ground
 
Brake switch is damaged, misadjusted or installed improperly
 
PCM has failed
 

Trouble Code: P0705



Digital Transmission Range Switch Circuit Malfunction

Possible Causes:



TR4 signal circuit is open or shorted to ground (0v or 12v)
 
TR3A signal circuit is open or shorted to ground (0v or 12v)
 
TR2 signal circuit is open or shorted to ground (0v or 12v)
 
TR1 signal circuit is open or shorted to ground (0v or 12v)
 
DTR switch or its connector is damaged, or switch has failed
 
PCM has failed
 

Trouble Code: P0708



Digital Transmission Range Switch Circuit Malfunction

Possible Causes:



TR switch signal circuit open between switch and the PCM (0v)
 
DTR switch or its connector is damaged, or switch has failed
 
PCM has failed
 

Trouble Code: P0712



Transmission Fluid Temperature Sensor Low Input (High Temperature)

Possible Causes:



TFT sensor signal circuit has a short to ground condition
 
TFT sensor is damaged or has failed (it may be shorted)
 
PCM has failed
 

Trouble Code: P0713



Transmission Fluid Temperature Sensor High Input (Low Temperature)

Possible Causes:



TFT sensor signal circuit is open between sensor and the PCM
 
TFT sensor signal circuit has a short to power condition
 
TFT sensor is damaged or has failed (it may be open)
 
PCM has failed
 

Trouble Code: P0720



Output Shaft Sensor Circuit Malfunction

Possible Causes:



OSS (+) signal circuit is open (fault may be intermittent)
 
OSS (+) signal circuit shorted to ground (an intermittent fault)
 
OSS (-) signal circuit is open (fault may be intermittent)
 
OSS (-) signal circuit shorted to ground (an intermittent fault)
 
OSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0721



Output Shaft Sensor Circuit Signal Erratic

Possible Causes:



OSS (+) circuit is open or shorted to ground (noisy circuit)
 
OSS (-) circuit is open or shorted to ground (noisy circuit)
 
OSS reluctor contains metal chips or is damaged
 
OSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0731



Transmission 1st Gear Ratio Incorrect

Possible Causes:



ATF level is too low, or the ATF is badly deteriorated
 
A/T line pressure is low, or the oil pump has failed
 
SSA, SSB, SSC or the PCS is stuck (mechanical fault)
 
A/T 1-2 clutch is slipping (mechanical fault)
 
A/T 1-2 shift valve is stuck (mechanical fault)
 
A/T Pressure regulator or the pressure modifier valve is stuck
 
A/T solenoid reducing valve is stuck (mechanical fault)
 
PCM has failed
 

Trouble Code: P0732



Transmission 2nd Gear Ratio Incorrect

Possible Causes:



ATF level is too low, or the ATF is badly deteriorated
 
A/T line pressure is low, or the oil pump has failed
 
SSA, SSB, SSC or the PCS is stuck (mechanical fault)
 
A/T 2-3 clutch is slipping (mechanical fault)
 
A/T 1-2 or the 2-3 shift valve is stuck (mechanical fault)
 
A/T Pressure regulator or the pressure modifier valve is stuck
 
A/T solenoid reducing valve is stuck (mechanical fault)
 
PCM has failed
 

Trouble Code: P0733



Transmission 3rd Gear Ratio Incorrect

Possible Causes:



ATF level is too low, or the ATF is badly deteriorated
 
A/T line pressure is low, or the oil pump has failed
 
SSA, SSB, SSC or the PCS is stuck (mechanical fault)
 
A/T 3-4 clutch is slipping (mechanical fault)
 
A/T 2-3 or the 3-4 shift valve is stuck (mechanical fault)
 
A/T Pressure regulator or the pressure modifier valve is stuck
 
A/T solenoid reducing valve is stuck (mechanical fault)
 
PCM has failed
 

Trouble Code: P0734



Transmission 4th Gear Ratio Incorrect

Possible Causes:



ATF level is too low, or the ATF is badly deteriorated
 
A/T line pressure is low, or the oil pump has failed
 
SSA, SSB, SSC or the PCS is stuck (mechanical fault)
 
A/T 2-4 brake bank or 3-4 clutch is slipping (mechanical fault)
 
A/T 1-2, 2-3 or 3-4 shift valve is stuck (mechanical fault)
 
A/T Pressure regulator, pressure modifier or solenoid reducing valve is stuck
 
PCM has failed
 

Trouble Code: P0735



Output Shaft Sensor Circuit Erratic Malfunction

Possible Causes:



OSS (+) signal circuit is open or shorted to ground (intermittent)
 
OSS (-) signal circuit is open or shorted to ground (intermittent)
 
OSS reluctor contains metal chips or is damaged
 
OSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0743



Torque Converter Clutch Solenoid Circuit Malfunction

Possible Causes:



TCC control circuit is open (continuous high signal)
 
TCC control circuit is shorted to ground (continuous low signal)
 
TCC control circuit is shorted to system power (B+)
 
TCC solenoid is damaged or has failed
 
PCM has failed
 

Trouble Code: P0750



A/T Shift Solenoid -A- Circuit Malfunction

Possible Causes:



SSA control circuit is open (continuous high signal)
 
SSA control circuit is shorted to ground (continuous low signal)
 
SSA control circuit is shorted to system power (B+)
 
SSA is damaged or has failed
 
PCM has failed
 

Trouble Code: P0751



A/T Shift Solenoid -A- Performance (Mechanical)

Possible Causes:



SSA is stuck in -off- position (mechanical problem)
 
SSA is damaged is damaged or has failed (mechanical fault)
 
SSA has a hydraulic problem
 
PCM has failed
 

Trouble Code: P0755



A/T Shift Solenoid -B- Circuit Malfunction

Possible Causes:



SSB control circuit is open (continuous high signal)
 
SSB control circuit is shorted to ground (continuous low signal)
 
SSB control circuit is shorted to system power (B+)
 
SSB is damaged or has failed
 
PCM has failed
 

Trouble Code: P0756



A/T Shift Solenoid -B- Performance (Mechanical)

Possible Causes:



SSB is stuck in -on- position (a mechanical fault)
 
SSB is damaged is damaged or has failed (a mechanical fault)
 
SSB has a hydraulic problem
 
PCM has failed
 

Trouble Code: P0760



A/T Shift Solenoid -C- Circuit Malfunction

Possible Causes:



SSC control circuit is open (continuous high signal)
 
SSC control circuit is shorted to ground (continuous low signal)
 
SSC control circuit is shorted to system power (B+)
 
SSC is damaged or has failed
 
PCM has failed
 

Trouble Code: P0761



A/T Shift Solenoid -C- Performance (Mechanical)

Possible Causes:



ATF level is too low, or the ATF is badly deteriorated
 
A/T SSC is stuck -off-, or it is damaged (a mechanical fault)
 
A/T control valve is stuck, or it is damaged (a mechanical fault)
 
PCM has failed
 

Trouble Code: P0765



A/T Shift Solenoid and TCC Solenoid Performance

Possible Causes:



ATF level is too low, or the ATF is badly deteriorated
 
A/T SSA, SSB, SSC, SSD or TCC is stuck -off-, or it is damaged (a mechanical fault)
 
A/T control valve is stuck, or it is damaged (a mechanical fault)
 
PCM has failed
 

Trouble Code: P1502



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



VSS circuit open or grounded between PCM and other modules
 
VSS (+) or VSS (-) circuit is open, shorted to ground or power
 
ABS wheel speed sensors (one or more) is damaged or failed
 
ABS control module wiring harness is damaged or shorted
 
ABS control module is damaged or has failed
 

Trouble Code: P1605



PCM Keep Alive Memory or Read Only Memory Test Error

Possible Causes:



Battery cables are loose, or the connections are corroded
 
Keep Alive Power circuit to the PCM is shorted to ground
 
Keep Alive Power circuit to the PCM is open (intermittent fault)
 
PCM has failed
 

Trouble Code: P1701



Turbine Speed Sensor Circuit Malfunction

Possible Causes:



TSS signal circuit is open (an intermittent fault)
 
TSS signal circuit is shorted to ground (an intermittent fault)
 
TSS is damaged or has failed (an intermittent fault)
 
PCM has failed
 

Trouble Code: P1702



Transmission Range Sensor Circuit Malfunction

Possible Causes:



TR sensor signal circuit is open (an intermittent fault)
 
TR sensor signal circuit is shorted to ground (intermittent fault)
 
TR sensor signal circuit is shorted to VREF (intermittent fault)
 
TR sensor is damaged or has failed (an intermittent fault)
 
PCM has failed
 

Trouble Code: P1703



Brake Switch Circuit Malfunction (Self-Test)

Possible Causes:



Brake not depressed at the proper time during KOEO Self-Test.
 
Brake was depressed at all times during the KOEO Self-Test.
 
Brake was not cycled "on" and "off" during the KOER Self-Test.
 
Brake switch signal circuit shorted to system power (B+)
 
Brake switch is damaged or has failed, or is out of adjustment
 
PCM has failed
 

Trouble Code: P1704



Transmission Range Sensor Circuit Malfunction (Self-Test)

Possible Causes:



TR switch signal circuit is open or shorted to ground
 
TR switch is damaged, has failed or is out of adjustment
 
Transmission shift cable is damaged or out-of-adjustment
 
PCM had failed
 

Trouble Code: P1705



Digital Transmission Range Sensor Circuit Malfunction (Self-Test)

Possible Causes:



The gear selector was not In Park during the Self-Test
 
TR switch is damaged, has failed or is out of adjustment
 
Starter or starter relay is damaged or has failed
 
Backup lamp circuit is open or shorted
 
PCM had failed
 

Trouble Code: P1711



Transaxle Fluid Temperature Sensor Circuit Malfunction (Self-Test)

Possible Causes:



ATF level is too low
 
ATF temperature not at operating temperature during the test
 
TFT sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P1713



Transaxle Fluid Temperature Sensor Circuit Malfunction

Possible Causes:



ATF level is low, or the fluid is contaminated
 
TFT sensor is damaged (it may be out-of-calibration)
 
TFT sensor signal circuit shorted to ground (intermittent fault)
 
PCM has failed
 

Trouble Code: P1714



Transmission Shift Solenoid 'A' Mechanical Malfunction

Possible Causes:



ATF level is low, or the fluid is contaminated
 
SSA has failed (mechanically) or is damaged
 
PCM has failed
 

Trouble Code: P1715



Transmission Shift Solenoid 'B' Mechanical Malfunction

Possible Causes:



ATF level is low, or the fluid is contaminated
 
SSB has failed (mechanically) or is damaged
 
PCM has failed
 

Trouble Code: P1716



Transmission Shift Solenoid 'C' Mechanical Malfunction

Possible Causes:



ATF level is low, or the fluid is contaminated
 
SSC has failed (mechanically) or is damaged
 
PCM has failed
 

Trouble Code: P1717



Transmission Shift Solenoid 'D' Mechanical Malfunction

Possible Causes:



ATF level is low, or the fluid is contaminated
 
SSD has failed (mechanically) or is damaged
 
PCM has failed
 

Trouble Code: P1718



Transaxle Fluid Temperature Sensor Circuit Malfunction

Possible Causes:



ATF level is low
 
TFT sensor is damaged (it may be out-of-calibration)
 
TFT sensor signal circuit shorted to power (intermittent fault)
 
PCM has failed
 

Trouble Code: P1729



Transmission 4x4 Low Switch Error

Possible Causes:



4x4L (low switch) signal circuit is open or shorted to ground
 
4x4L shift control switch is damaged or has failed
 
Electronic shift control module is damaged or has failed
 
PCM has failed
 

Trouble Code: P1740



Torque Converter Clutch Solenoid Malfunction (Mechanical)

Possible Causes:



ATF level is low, or the fluid is contaminated
 
A/T shift solenoid is damaged (mechanical fault) or has failed
 
PCM has failed
 

Trouble Code: P1741



Torque Converter Clutch Control Circuit Malfunction

Possible Causes:



TCC solenoid control circuit is shorted to system power (B+)
 
TCC solenoid control circuit is open
 
TCC solenoid is damaged or has failed
 
TCM has failed
 

 
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