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General Procedures > < Diagnostic Strategy
Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J) - Diagnostic Trouble Code Charts Mondeo 2001 (10/2000-02/2007)
Diagnosis and Testing

Diagnostic Trouble Code Charts

Symptom Possible Sources Action
P0701 Transmission fluid temperature circuit error
*
Transmission fluid temperature sensor.
*
Circuit(s).
*
REFER to WDS.
P0705 Transmission range (TR) sensor error
*
Inhibitor switch circuit(s).
*
REFER to WDS.
P0715 Turbine speed sensor (TSS) error
*
Turbine speed sensor (TSS).
*
REFER to WDS.
P0720 Output shaft speed (OSS) sensor
*
Output shaft speed (OSS) sensor.
*
REFER to WDS.
P0725 Engine revolution speed error
*
Powertrain control module (PCM).
*
Circuit(s).
*
REFER to WDS.
P0731 Gear ratio 1 incorrect
*
Incorrect transmission fluid level.
*
CARRY OUT the transmission fluid level check.
REFER to: Transmission Fluid Level Check (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect transmission fluid condition.
*
CARRY OUT the transmission fluid condition check.
REFER to: Transmission Fluid Drain and Refill (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect throttle signal.
*
Line pressure is low.
*
Control valve error.
*
Reduction one-way clutch error.
*
Low clutch error.
*
Low one-way clutch error.
*
REFER to WDS.
P0732 Gear ratio 2 incorrect
*
Incorrect transmission fluid level.
*
CARRY OUT the transmission fluid level check.
REFER to: Transmission Fluid Level Check (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect transmission fluid condition.
*
CARRY OUT the transmission fluid condition check.
REFER to: Transmission Fluid Drain and Refill (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect throttle signal.
*
Vehicle speed sensor (VSS) short/open/disconnected.
*
Line pressure is high.
*
Line pressure is low.
*
Control valve error.
*
2-4 Duty solenoid short/open/disconnected.
*
Reduction one-way clutch error.
*
Low clutch error.
*
2-4 Brake and servo error.
*
REFER to WDS.
P0733 Gear ratio 3 incorrect
*
Incorrect transmission fluid level.
*
CARRY OUT the transmission fluid level check.
REFER to: Transmission Fluid Level Check (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect transmission fluid condition.
*
CARRY OUT the transmission fluid condition check.
REFER to: Transmission Fluid Drain and Refill (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect throttle signal.
*
Vehicle speed sensor (VSS) short/open/disconnected.
*
Line pressure is high.
*
Line pressure is low.
*
Control valve error.
*
High clutch error (burn/stick/slip).
*
Reduction one-way clutch error.
*
Low clutch error.
*
2-4 Brake and servo error.
*
REFER to WDS.
P0734 Gear ratio 4 incorrect
*
Incorrect transmission fluid level.
*
CARRY OUT the transmission fluid level check.
REFER to: Transmission Fluid Level Check (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect transmission fluid condition.
*
CARRY OUT the transmission fluid condition check.
REFER to: Transmission Fluid Drain and Refill (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect throttle signal.
*
Vehicle speed sensor (VSS) short/open/disconnected.
*
Line pressure is high.
*
Line pressure is low.
*
Control valve error.
*
2-4 Duty solenoid short/open/disconnected.
*
High clutch error (burn/stick/slip).
*
Reduction one-way clutch error.
*
Low clutch error.
*
2-4 Brake and servo error.
*
REFER to WDS.
P0735 Gear ratio 5 incorrect
*
Incorrect transmission fluid level.
*
CARRY OUT the transmission fluid level check.
REFER to: Transmission Fluid Level Check (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect transmission fluid condition.
*
CARRY OUT the transmission fluid condition check.
REFER to: Transmission Fluid Drain and Refill (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect throttle signal.
*
Vehicle speed sensor (VSS) short/open/disconnected.
*
Line pressure is high.
*
Line pressure is low.
*
Control valve error.
*
High clutch error (burn/stick/slip).
*
Direct clutch error (burn/stick/slip).
*
REFER to WDS.
P0743 Lock-up duty/torque converter clutch solenoid failure
*
Lock-up duty solenoid.
*
Circuit(s).
*
REFER to WDS.
P0745 Pressure control solenoid A
*
Line pressure duty solenoid.
*
Circuit(s).
*
REFER to WDS.
P0750 Shift solenoid A
*
Shift solenoid A.
*
Circuit(s).
*
REFER to WDS.
P0760 Shift solenoid B
*
Shift solenoid B.
*
Circuit(s).
*
REFER to WDS.
P0765 Shift solenoid C
*
Shift solenoid C.
*
Circuit(s).
*
REFER to WDS.
P0778 2/4 Brake duty solenoid
*
2/4 Brake duty solenoid.
*
Circuit(s).
*
REFER to WDS.
P0799 Intermediate speed sensor
*
Intermediate speed sensor.
*
Circuit(s).
*
REFER to WDS.
P0800 Timing solenoid A
*
Neutral shift timing solenoid.
*
Circuit(s).
*
REFER to WDS.
P0801 Timing solenoid B
*
Reduction timing solenoid.
*
Circuit(s).
*
REFER to WDS.
P0802 Pressure control solenoid B
*
2/4 Brake duty solenoid.
*
Circuit(s).
*
REFER to WDS.
P0803 Pressure control solenoid C
*
High clutch pressure duty solenoid.
*
Circuit(s).
*
REFER to WDS.
P0804 1-4 upshift (skip shift) lamp control circuit
*
Circuit(s).
*
REFER to WDS.
P0805 Torque reduction error request
*
Powertrain control module (PCM).
*
Circuit(s).
*
REFER to WDS.
P0806 Module ignition supply input error
*
Ignition voltage out of range (8 – 18v).
*
REFER to WDS.
P0808 Manual switches
*
Incorrect pattern.
*
REFER to WDS.
P0809 Gear ratio R incorrect
*
Incorrect transmission fluid level.
*
CARRY OUT the transmission fluid level check.
REFER to: Transmission Fluid Level Check (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Incorrect transmission fluid condition.
*
CARRY OUT the transmission fluid condition check.
REFER to: Transmission Fluid Drain and Refill (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), General Procedures).
*
Inhibitor switch "N" position is out of adjustment.
*
ADJUST the transmission range (TR) sensor.
REFER to: Transmission Range (TR) Sensor (307-01B Automatic Transmission/Transaxle - Vehicles With: 5-Speed Automatic Transmission (5F31J), In-vehicle Repair).
*
Line pressure is low.
*
Control valve error.
*
Reverse clutch error (burn/stick/slip).
*
Low and reverse brake error (burn/stick/slip).
*
REFER to WDS.
P0810 CAN Communication bus error
*
CAN bus.
*
REFER to WDS.
P0812 Torque reduction error
*
Powertrain control module (PCM).
*
Circuit(s).
*
REFER to WDS.
P1603 EEPROM failure
*
Circuit(s).
*
Transmission control module (TCM).
*
REFER to WDS.
P1710 Transmission control module (TCM) ground return electrical check
*
Circuit(s).
*
REFER to WDS.
P1745 Low clutch timing solenoid
*
Low clutch timing solenoid.
*
Circuit(s).
*
REFER to WDS.
P1746 Reduction timing solenoid
*
Reduction timing solenoid.
*
Circuit(s).
*
REFER to WDS.
P1747 2/4 Brake timing solenoid
*
2/4 Brake duty solenoid.
*
Circuit(s).
*
REFER to WDS.
P1777 Torque reduction error
*
Reported engine failure.
*
REFER to WDS.
P1791 Throttle angle error
*
Powertrain control module (PCM).
*
Circuit(s).
*
REFER to WDS.
P1793 Module ignition supply input error
*
Ignition voltage out of range (8 – 18v).
*
REFER to WDS.
P1796 CAN Communication bus error
*
CAN bus.
*
REFER to WDS.
P1797 CAN EMS error
*
CAN bus.
*
REFER to WDS.

General Procedures > < Diagnostic Strategy