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TuningBot DTC Database · v4.37.15

P1606 Diagnostic Trouble Code (8 interpretations)

8 manufacturer-specific interpretations across 7 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2

Chevrolet

1 interpretation
P1606
Serial Communication Problem With Device 6 Chevrolet · engine Data confidence 80%

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

Honda

1 interpretation
P1606
Integrated motor assist controller area network malfunction Honda · network Data confidence 62%

The control module detected improper operation of the Integrated motor assist controller area network. This is the manufacturer-specific definition used by Honda.

Possible causes

  • ECM programming
  • ECM

Jaguar

1 interpretation
P1606
ECM Control Relay Output Circuit Jaguar · engine Data confidence 62%

The control module detected improper operation of the ECM Control Relay Output circuit. This is the manufacturer-specific definition used by Jaguar.

Kia

1 interpretation
P1606
Chassis Accelerator Sensor Signal Circuit Fault Kia · engine Data confidence 62%

The control module registered the fault condition described as "Chassis Accelerator Sensor Signal Circuit Fault". This is the manufacturer-specific definition used by Kia.

Opel

1 interpretation
P1606
Engine control module (ECM) - defective Opel · engine Data confidence 62%

The control module's internal test reported the Engine control module (ECM) as faulty. This is the manufacturer-specific definition used by Opel.

VAG

2 interpretations
P1606
Rough road signal - circuit malfunction VAG · engine Data confidence 62%

The control module detected improper operation of the Rough road circuit. This is the manufacturer-specific definition used by Audi.

Possible causes

  • ABS control module trouble code(s) stored
  • CAN data bus
Applies to Audi
P1606
Rough Road/Engine Torque Signal from ABS: Electrical Malfunction VAG · braking Data confidence 84%

The control module detected an electrical fault in the Rough Road/Engine Torque Signal from ABS circuit. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18014. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

Malfunction Indicator Light (MIL) ON

Possible causes

Wiring and/or Connector(s) from/to Brake Electronics faulty

Recommended checks

Check Wiring and/or Connector(s) from/to Brake Electronics

Applies to Volkswagen

Volvo

1 interpretation
P1606
CAN data bus, ETS - range/performance problem Volvo · network Data confidence 62%

The control module judged the CAN data bus, ETS behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Volvo.

Possible causes

  • Wiring
  • ETS
  • ECM

Related and nearby codes

How to read P1606

P

Powertrain: engine, transmission and driveline systems.

1

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

606

Specific fault index within the subsystem.

Frequently asked questions about P1606

What does P1606 mean?

Diagnostic Trouble Code (8 interpretations). The control module detected a communication fault involving Serial on the vehicle network. This is the manufacturer-specific definition used by Chevrolet.

Is P1606 generic or manufacturer-specific?

P1606 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Honda, Jaguar, Kia, Opel, VAG, Volvo. The same number can mean something different on other brands.

Can TuningBot remove P1606 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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