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TuningBot DTC Database · v4.37.15

P1788 Land Rover - Torque converter clutch (TCC) solenoid - open circuit ·

Manufacturer-specific interpretation for Land Rover. All interpretations of P1788

P · PowertrainTransmissionOBD2

What P1788 means

P1788
Torque converter clutch (TCC) solenoid - open circuit · Land Rover · transmission Data confidence 62%

The control module detected an interruption (open circuit) in the Torque converter clutch (TCC) solenoid circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Land Rover.

Possible causes

  • Wiring
  • TCC solenoid
  • ECMfTCM

Related and nearby codes

How to read P1788

P

Powertrain: engine, transmission and driveline systems.

1

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

788

Specific fault index within the subsystem.

Frequently asked questions about P1788

What does P1788 mean?

Torque converter clutch (TCC) solenoid - open circuit ·. The control module detected an interruption (open circuit) in the Torque converter clutch (TCC) solenoid circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Land Rover.

Is P1788 generic or manufacturer-specific?

P1788 is a manufacturer-specific code. In this database it is documented for: Land Rover. The same number can mean something different on other brands.

Can TuningBot remove P1788 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

ECU tuningStage 1 dyno results for Land Rover engines See the results →

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