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TuningBot DTC Database · v4.37.15

P1742 Diagnostic Trouble Code (5 interpretations)

5 manufacturer-specific interpretations across 5 manufacturers in the TuningBot DTC database.

P · PowertrainTransmissionOBD2

Ford

1 interpretation
P1742
Torque Converter Clutch Solenoid Failed On Conditions Ford · transmission Data confidence 80%

The control module detected a fault associated with the Torque Converter Clutch Solenoid Failed On Conditions circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Ford.

Land Rover

1 interpretation
P1742
Torque converter clutch (TCC) Land Rover · transmission Data confidence 62%

The control module detected a fault associated with the Torque converter clutch (TCC) circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Land Rover.

Possible causes

  • Wiring
  • TCC solenoid
  • ECM/TCM

Mazda

1 interpretation
P1742
Torque converter clutch (TCC) solenoid valve - malfunction Mazda · transmission Data confidence 80%

The control module detected improper operation of the Torque converter clutch (TCC) solenoid valve. This is the manufacturer-specific definition used by Mazda.

Possible causes

  • Wiring
  • TCC solenoid valve
  • mechanical fault

VAG

1 interpretation
P1742
Clutch Torque Adaptation At Limit VAG · transmission Data confidence 62%

The control module determined that the Clutch Torque adaptation reached its permissible limit. This is the manufacturer-specific definition used by Volkswagen.

Applies to Volkswagen

Volvo

1 interpretation
P1742
Evaporative emission (EVAP) leak detection pump - signal high Volvo · emissions Data confidence 62%

The control module detected a condition consistent with a leak affecting the Evaporative emission (EVAP). This is the manufacturer-specific definition used by Volvo.

Possible causes

  • Wiring short to positive
  • EVAP leak detection pump

Related and nearby codes

How to read P1742

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

742

Specific fault index within the subsystem.

Frequently asked questions about P1742

What does P1742 mean?

Diagnostic Trouble Code (5 interpretations). The control module detected a fault associated with the Torque Converter Clutch Solenoid Failed On Conditions circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Ford.

Is P1742 generic or manufacturer-specific?

P1742 is a manufacturer-specific code. In this database it is documented for: Ford, Land Rover, Mazda, VAG, Volvo. The same number can mean something different on other brands.

Can TuningBot remove P1742 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

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