THE CODE DIRECTORY

Diagnostic code references — Page 67.

Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.

Buick / Cadillac +4

P1743

These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.

TP Signal From ECM

Torque Converter Clutch Solenoid Faulty

Torque Converter Clutch Solenoid Valve Open Or Short

Torque Converter Clutch Failed On TCIL Is On

Clutch Slip Control Signal Too High

Pressure Control Solenoid A Electrical

Ford torque-converter clutch fails its functional slip check

Torque Converter Clutch Solenoid Mechanical Fault

Tiptronic Switch Recognition Circuit Short To Ground

Jaguar 5 HP 24 pressure-regulator-one electrical fault

Line Pressure Solenoid

Transmission Control Unit Relay Short To B+

Transmission Control Module Output Stage

Electronic Pressure Control Solenoid A Open Circuit

Pressure Regulator 2

Electronic Pressure Control Solenoid Circuit Open

Volkswagen transmission relay fault and low voltage at J743

CAN Bus Monitoring

Ford electronic pressure-control current is below command

Pressure Regulator 3

Electronic Pressure Control Solenoid Circuit

Transmission Control Unit Relay Open Short To Ground

Transmission Control Module Self Test

EPC Malfunction

Jaguar 5 HP 24 pressure-regulator-five circuit fault

Pressure Control Solenoid A

Transmission Control Unit Self-Check

Secondary Pressure Solenoid Communication Error

Electronic Pressure Control Solenoid Failed Low

Electronic Pressure Control Solenoid Circuit Low

The transmission controller recognizes incorrect coding

Secondary Pressure Solenoid Circuit Range Performance

Solenoid Assembly

Transmission supply voltage is outside the usable range

Secondary Pressure Solenoid Open Circuit

1994 Mustang California shift-solenoid 1 functional failure

Transmission Shift Solenoid A Mechanical Fault

A/T Control Relay

Power Supply Voltage High

Transmission Shift Solenoid A Circuit Shorted

Transmission supply voltage fluctuates excessively

Coast Clutch Solenoid Circuit Malfunction

Transmission Coast Clutch Solenoid Electrical Fault

1994 Mustang California shift-solenoid 2 functional failure

Governor Pressure Not Equal To Target At 15 20 PSI

Transmission Shift Solenoid B Mechanical Fault

distinguish real governor pressure from a false Jeep reading

Transmission Shift Solenoid B Circuit Shorted

TCM A/T Lockup Solenoid Valve "B" Fault

Jaguar combined pressure-regulator current fault

2-4 Brake Failsafe Valve Malfunction

ECM Supply Voltage Interrupted

Altima overrun-clutch solenoid circuit response is abnormal

Shift Lock Malfunction

Shift Solenoid Malfunction

Shift Solenoid C Performance

Transmission Shift Solenoid 3 Mechanical Fault

The shift-lock solenoid circuit is shorted to ground

Overdrive Band Failed Off

the Jeep governor-pressure baseline is out of range

Transmission SS3 SS4 OD Band Fault

Shift Lock Short To B+

the Jeep governor-pressure signal is electrically high

Low And Reverse Brake Pressure Switch Circuit

Shift Lock Open

a low Jeep governor-pressure signal is not zero pressure proof

Low And Reverse Brake Failsafe Valve Malfunction

CAN Throttle Valve

the Jeep transmission relay command circuit disagrees

Transmission 3-2 Timing Solenoid Valve

Linear Shift Solenoid Circuit Fault

Hydraulic Pressure Sensor 2 Adaptation At Limit

Shift Solenoid D Performance

Throttle Angle Signal Stuck Off

Torque Converter Clutch Circuit Malfunction

Torque Converter Clutch Solenoid Circuit

Throttle Angle Signal Stuck On

Performance Normal Winter Mode Input Malfunction

Honda clutch pressure solenoid A electrical fault

Hydraulic Pressure Sensor 2 Too High