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TuningBot DTC Database · v4.37.15

P1587 Diagnostic Trouble Code (12 interpretations)

12 manufacturer-specific interpretations across 11 manufacturers in the TuningBot DTC database.

BMW

1 interpretation
P1587
WT control module, bank 2 - internal fault BMW · software Data confidence 62%

The control module registered the fault condition described as "WT control module, bank 2 - internal fault". This is the manufacturer-specific definition used by BMW.

Possible causes

VVT control module

Chevrolet

1 interpretation
P1587
Cruise Control Clutch Control Circuit Low Chevrolet · driver_assistance Data confidence 80%

The control module detected that the signal in the Cruise Control Clutch Control circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Chevrolet.

Chrysler

1 interpretation
P1587
Cruise Control Clutch Control Circuit Low Chrysler · driver_assistance Data confidence 62%

The control module detected that the signal in the Cruise Control Clutch Control circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Chrysler.

Recommended checks

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Confirm the exact vehicle, ECU and software context
  • Inspect relevant wiring and connectors
  • Check applicable OEM service information

Ford

1 interpretation
P1587
Throttle Control Unit Modulated Command Malfunction Ford · engine Data confidence 80%

The control module detected improper operation of the Throttle Control Unit Modulated Command. This is the manufacturer-specific definition used by Ford.

Honda

1 interpretation
P1587
Motor power inverter module - current signal circuit low input Honda · hybrid Data confidence 62%

The control module detected that the signal in the Motor power inverter module - current circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Honda.

Possible causes

  • Wiring
  • motor control module (MCM) programming
  • MCM
  • motor power inverter module current sensor

Hyundai

1 interpretation
P1587
CAN Communication Error MT/AT Recognition Error Hyundai · network Data confidence 62%

The control module detected a communication fault involving CAN on the vehicle network. This is the manufacturer-specific definition used by Hyundai.

Jaguar

1 interpretation
P1587
Throttle Control Unit Modulated Command Malfunction Jaguar · engine Data confidence 62%

The control module detected improper operation of the Throttle Control Unit Modulated Command. This is the manufacturer-specific definition used by Jaguar.

Kia

1 interpretation
P1587
CAN Communication Error MT/AT Recognition Error Kia · network Data confidence 62%

The control module detected a communication fault involving CAN on the vehicle network. This is the manufacturer-specific definition used by Kia.

Mercedes-Benz

1 interpretation
P1587
Engine control module (ECM), bank 1 & 2 - supply voltage Mercedes-Benz · battery Data confidence 62%

The control module detected a fault associated with the Engine control module (ECM), bank 1 & 2 - supply voltage circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mercedes-Benz.

Possible causes

  • Wiring
  • connectors
  • ECM

PSA

2 interpretations
P1587
Supply of the rail pressure sensor, the flowmeter and the EGR valve copy : Supply voltage too high PSA · emissions Data confidence 72%

The control module detected that the Supply of the rail pressure sensor, the flowmeter and the EGR valve copy was above its expected limit. Documented for the Bosch EDC16C34 injection ECU (DV6TED4 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Bosch EDC16C34 injection ECU (DV6TED4 1.6 HDi)
P1587
Gearbox actuator position sensors supply fault : Short circuit to positive PSA · transmission Data confidence 72%

The control module detected a short circuit to battery voltage in the Gearbox actuator position sensors supply fault circuit. Documented for the MCP 6-speed piloted manual gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot MCP 6-speed piloted manual gearbox ECU

VAG

1 interpretation
P1587
Engine Mount Solenoid Valves Short To Ground VAG · engine Data confidence 62%

The control module detected a short circuit to ground in the Engine Mount Solenoid Valves circuit. This is the manufacturer-specific definition used by Volkswagen.

Applies to Volkswagen

Related and nearby codes

How to read P1587

P

Powertrain: engine, transmission and driveline systems.

1

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

587

Specific fault index within the subsystem.

Frequently asked questions about P1587

What does P1587 mean?

Diagnostic Trouble Code (12 interpretations). The control module registered the fault condition described as "WT control module, bank 2 - internal fault". This is the manufacturer-specific definition used by BMW.

Is P1587 generic or manufacturer-specific?

P1587 is a manufacturer-specific code. In this database it is documented for: BMW, Chevrolet, Chrysler, Ford, Honda, Hyundai, Jaguar, Kia, Mercedes-Benz, PSA, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1587 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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