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TuningBot DTC Database · v4.37.15

P1593 Diagnostic Trouble Code (10 interpretations)

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

P · PowertrainDriver_assistanceOBD2

Chrysler

1 interpretation
P1593
Cruise control system, multi - function input circuit stuck Chrysler · driver_assistance Data confidence 62%

The control module registered the fault condition described as "Cruise control system, multi - function input circuit stuck". This is the manufacturer-specific definition used by Chrysler.

Possible causes

  • Wiring
  • poor connection
  • multi - function switch
  • mechanical fault
  • ECM

Dodge

1 interpretation
P1593
Cruise control system, multi - function input A/B - circuit stuck Dodge · driver_assistance Data confidence 62%

The control module registered the fault condition described as "Cruise control system, multi - function input A/B - circuit stuck". This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • poor connection
  • multi - function switch
  • mechanical fault
  • ECM

Honda

1 interpretation
P1593
Motor current V phase signal circuit - high input Honda · engine Data confidence 62%

The control module detected that the Motor current V phase signal signal stayed above the expected range. This is the manufacturer-specific definition used by Honda.

Possible causes

  • Wiring
  • motor control module (MCM) programming
  • MCM
  • motor current V phase sensor

Hyundai

1 interpretation
P1593
VICS Solenoid Valve 1 Circuit Malfunction Hyundai · engine Data confidence 62%

The control module detected improper operation of the VICS Solenoid Valve 1 circuit. This is the manufacturer-specific definition used by Hyundai.

Jeep

1 interpretation
P1593
Cruise control system, multi - function input A circuit stuck Jeep · driver_assistance Data confidence 62%

The control module registered the fault condition described as "Cruise control system, multi - function input A circuit stuck". This is the manufacturer-specific definition used by Jeep.

Possible causes

  • Wiring
  • poor connection
  • multi - function switch
  • mechanical fault
  • ECM

Mitsubishi

1 interpretation
P1593
Cruise control system, multi - function input A - circuit stuck Mitsubishi · driver_assistance Data confidence 62%

The control module registered the fault condition described as "Cruise control system, multi - function input A - circuit stuck". This is the manufacturer-specific definition used by Mitsubishi.

Possible causes

  • Wiring
  • poor connection
  • multi - function switch
  • mechanical fault
  • ECM

Porsche

1 interpretation
P1593
Intake Manifold Length Tuning 2 Porsche · engine Data confidence 62%

The control module detected a fault associated with the Intake Manifold Length Tuning 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Porsche.

PSA

1 interpretation
P1593
Fault : electrovalves and regulators supply : Short circuit to positive PSA · engine Data confidence 72%

The control module detected a short circuit to battery voltage in the Fault circuit. Documented for the AL4 automatic gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot AL4 automatic gearbox ECU

VAG

2 interpretations
P1593
Altitude adoption - signal outside tolerance VAG · engine Data confidence 62%

The control module detected a fault associated with the Altitude adoption - signal outside tolerance circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Intake leak
  • MAF sensor
  • throttle control unit
Applies to Audi
P1593
Altitude Adaptation: Signal Out of Tolerance VAG · engine Data confidence 80%

The control module detected a fault associated with the Altitude Adaptation: Signal Out of Tolerance circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18001. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

Unknown

Possible causes

  • MAF sensor (G70) out of tolerance
  • Leak in intake system
  • Throttle position sensors (G187/G188) out of tolerance

Recommended checks

  • Check MAF/replace MAF Sensor (G70)
  • Check intake systems for leaks and repair
  • Check Throttle position sensors (G187/G188)
Applies to Volkswagen

Related and nearby codes

How to read P1593

P

Powertrain: engine, transmission and driveline systems.

1

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

593

Specific fault index within the subsystem.

Frequently asked questions about P1593

What does P1593 mean?

Diagnostic Trouble Code (10 interpretations). The control module registered the fault condition described as "Cruise control system, multi - function input circuit stuck". This is the manufacturer-specific definition used by Chrysler.

Is P1593 generic or manufacturer-specific?

P1593 is a manufacturer-specific code. In this database it is documented for: Chrysler, Dodge, Honda, Hyundai, Jeep, Mitsubishi, Porsche, PSA, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1593 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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