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TuningBot DTC Database · v4.37.15

P1236 Lexus - Fuel high - pressure pump, bank 2 - circuit malfunction

Manufacturer-specific interpretation for Lexus. All interpretations of P1236

P · PowertrainEngineOBD2

What P1236 means

P1236
Fuel high - pressure pump, bank 2 - circuit malfunction Lexus · engine Data confidence 62%

The control module detected improper operation of the Fuel high - pressure pump, bank 2 circuit. This is the manufacturer-specific definition used by Lexus.

Possible causes

  • Wiring
  • fuel high - pressure pump
  • injector control module
  • bank 2

Related and nearby codes

How to read P1236

P

Powertrain: engine, transmission and driveline systems.

1

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

236

Specific fault index within the subsystem.

Frequently asked questions about P1236

What does P1236 mean?

Fuel high - pressure pump, bank 2 - circuit malfunction. The control module detected improper operation of the Fuel high - pressure pump, bank 2 circuit. This is the manufacturer-specific definition used by Lexus.

Is P1236 generic or manufacturer-specific?

P1236 is a manufacturer-specific code. In this database it is documented for: Lexus. The same number can mean something different on other brands.

Can TuningBot remove P1236 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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