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TuningBot DTC Database · v4.37.15

P1237 Volvo - Turbocharger (TC) boost control deviation

Manufacturer-specific interpretation for Volvo. All interpretations of P1237

P · PowertrainEngineOBD2

What P1237 means

P1237
Turbocharger (TC) boost control deviation Volvo · engine Data confidence 62%

The control module detected that closed-loop control of the Turbocharger (TC) boost deviated from its target. This is the manufacturer-specific definition used by Volvo.

Possible causes

Turbocharger (TC) overboost

Related and nearby codes

How to read P1237

P

Powertrain: engine, transmission and driveline systems.

1

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

237

Specific fault index within the subsystem.

Frequently asked questions about P1237

What does P1237 mean?

Turbocharger (TC) boost control deviation. The control module detected that closed-loop control of the Turbocharger (TC) boost deviated from its target. This is the manufacturer-specific definition used by Volvo.

Is P1237 generic or manufacturer-specific?

P1237 is a manufacturer-specific code. In this database it is documented for: Volvo. The same number can mean something different on other brands.

Can TuningBot remove P1237 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 Volvo engines See the results →

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