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TuningBot DTC Database · v4.37.15

P1650 Diagnostic Trouble Code (10 interpretations)

10 manufacturer-specific interpretations across 9 manufacturers in the TuningBot DTC database.

P · PowertrainBatteryOBD2

BMW

1 interpretation
P1650
Battery temperature sensor circuit - electrical fault BMW · battery Data confidence 62%

The control module detected an electrical fault in the Battery temperature sensor circuit. This is the manufacturer-specific definition used by BMW.

Possible causes

  • Wiring
  • connections
  • battery temperature sensor

Ford

1 interpretation
P1650
Power Steering Pressure Switch Out of Self - Test Range Ford · steering Data confidence 80%

The control module detected a fault associated with the Power Steering Pressure Switch Out of Self - Test Range 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.

Possible causes

  • Wiring
  • PSP switch
  • steering wheel turned during self - test
  • ECM

Recommended checks

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Inspect relevant wiring and connectors
  • Check power supplies and grounds
  • Check applicable OEM service information

Honda

1 interpretation
P1650
Engine control module quad driver/output driver Honda · engine Data confidence 62%

The control module detected a fault associated with the Engine control module quad driver/output driver circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Honda.

Possible causes

  • Wiring
  • evaporative emission (EVAP) canister purge valve
  • intake manifold air control solenoid
  • ECM

Land Rover

1 interpretation
P1650
Power steering pressure (PSP) switch Land Rover · steering Data confidence 62%

The control module detected a fault associated with the Power steering pressure (PSP) switch 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
  • PSP switch
  • ECM

Mazda

1 interpretation
P1650
Power steering pressure (PSP) switch - out of self - test range Mazda · steering Data confidence 80%

The control module detected a fault associated with the Power steering pressure (PSP) switch - out of self - test range circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

Possible causes

  • Wiring
  • PSP switch
  • ECM

Opel

1 interpretation
P1650
Malfunction indicator lamp (MIL) - circuit malfunction Opel · body Data confidence 62%

The control module detected improper operation of the Malfunction indicator lamp (MIL) circuit. This is the manufacturer-specific definition used by Opel.

Renault

1 interpretation
P1650
Control box connection heaters Renault · engine Data confidence 62%

The control module detected a fault associated with the Control box connection heaters circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Renault.

VAG

2 interpretations
P1650
CAN data bus, instrumentation - no signal VAG · network Data confidence 62%

The control module did not receive the expected CAN data bus, instrumentation signal. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Instrumentation control module trouble code(s) stored
  • wiring
  • matching resistor in ECM
Applies to Audi
P1650
Powertrain Data Bus: Missing Message from Instrument Cluster VAG · network Data confidence 84%

The control module did not receive the expected Powertrain Data Bus signal. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18058. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

Malfunction Indicator Light (MIL) ON

Possible causes

  • Fuse(s) faulty
  • Databus Wiring and/or Connector(s) from/to Instrument Cluster (J285) faulty
  • Instrument Cluster (J285) faulty

Recommended checks

  • Check Fuse(s)
  • Check Databus Wiring and/or Connector(s) from/to Instrument Cluster (J285)
  • Check/Replace Instrument Cluster (J285)
Applies to Volkswagen

Volvo

1 interpretation
P1650
Camshaft position (CMP) actuator, inlet camshaft - signal high Volvo · engine Data confidence 62%

The control module detected that the Camshaft position (CMP) actuator, inlet camshaft signal stayed above the expected range. This is the manufacturer-specific definition used by Volvo.

Possible causes

  • Wiring short to positive
  • CMP actuator

Related and nearby codes

How to read P1650

P

Powertrain: engine, transmission and driveline systems.

1

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

650

Specific fault index within the subsystem.

Frequently asked questions about P1650

What does P1650 mean?

Diagnostic Trouble Code (10 interpretations). The control module detected an electrical fault in the Battery temperature sensor circuit. This is the manufacturer-specific definition used by BMW.

Is P1650 generic or manufacturer-specific?

P1650 is a manufacturer-specific code. In this database it is documented for: BMW, Ford, Honda, Land Rover, Mazda, Opel, Renault, VAG, Volvo. The same number can mean something different on other brands.

Can TuningBot remove P1650 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 tuningDyno-tested results by model and engine See the results →

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