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TuningBot DTC Database · v4.37.15

P1694 Diagnostic Trouble Code (14 interpretations)

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

P · PowertrainBatteryOBD2

BMW

1 interpretation
P1694
Charging system - voltage low BMW · battery Data confidence 62%

The control module detected that the Charging system voltage stayed below the expected range. This is the manufacturer-specific definition used by BMW.

Possible causes

  • Wiring
  • generator
  • battery

Chevrolet

1 interpretation
P1694
Tachometer Circuit High Voltage Chevrolet · engine Data confidence 80%

The control module detected that the signal in the Tachometer circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Chevrolet.

Hyundai

1 interpretation
P1694
Immobilizer - EMS Message Error Hyundai · immobilizer Data confidence 62%

The control module registered the fault condition described as "Immobilizer - EMS Message Error". This is the manufacturer-specific definition used by Hyundai.

Possible causes

  • Wiring
  • ECM

Kia

1 interpretation
P1694
CAN data bus, immobilizer control module - signal malfunction Kia · immobilizer Data confidence 62%

The control module detected improper operation of the CAN data bus, immobilizer control module. This is the manufacturer-specific definition used by Kia.

Possible causes

  • Wiring
  • immobilizer control module
  • ECM

Mazda

1 interpretation
P1694
Turbo Charge Relief Circuit Mazda · engine Data confidence 62%

The control module detected improper operation of the Turbo Charge Relief circuit. This is the manufacturer-specific definition used by Mazda.

Opel

1 interpretation
P1694
Glow plug warning lamp - circuit malfunction Opel · ignition Data confidence 62%

The control module detected improper operation of the Glow plug warning lamp circuit. This is the manufacturer-specific definition used by Opel.

PSA

7 interpretations
P1694
Controlled engine starting and stopping : Open circuit on the starter line PSA · engine Data confidence 72%

The control module detected an interruption (open circuit) in the Controlled engine starting and stopping circuit. 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)
P1694
Coherence fault between the request for engine starting and the engine speed information PSA · engine Data confidence 72%

The stored code identifies a fault of the Coherence fault between the request for engine starting and the engine speed information. Documented for the Bosch MED 17.4.x engine ECU (EP6 THP family) on Peugeot applications; the same PSA control units are also fitted to Citroën models. PSA documentation does not characterise the failure mode further.

Applies to Peugeot Bosch MED 17.4.x engine ECU (EP6 THP family)
P1694
Coherence fault between the request for engine starting and the engine speed information PSA · engine Data confidence 72%

The stored code identifies a fault of the Coherence fault between the request for engine starting and the engine speed information. Documented for the Bosch MEV17.4 engine ECU (EP6 1.6 VTi) on Peugeot applications; the same PSA control units are also fitted to Citroën models. PSA documentation does not characterise the failure mode further.

Applies to Peugeot Bosch MEV17.4 engine ECU (EP6 1.6 VTi)
P1694
Controlled engine start and stop : Starter control line faulty PSA · engine Data confidence 72%

The control module detected the fault condition "Starter control line faulty" for the Controlled engine start and stop. Documented for the Continental SID 807 injection ECU (DV6C 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Continental SID 807 injection ECU (DV6C 1.6 HDi)
P1694
Controlled engine starting and stopping : Starter control line faulty PSA · engine Data confidence 72%

The control module detected the fault condition "Starter control line faulty" for the Controlled engine starting and stopping. Documented for the Delphi DCM 3.5 injection ECU (DW10C 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Delphi DCM 3.5 injection ECU (DW10C 2.0 HDi)
P1694
Controlled engine starting and stopping : Starter anomaly PSA · engine Data confidence 72%

The control module detected the fault condition "Starter anomaly" for the Controlled engine starting and stopping. Documented for the Magneti Marelli MM6KP engine ECU (EW7A/EW10A) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Magneti Marelli MM6KP engine ECU (EW7A/EW10A)
P1694
Remote controlled ECU wake-up : Engine speed plausibility PSA · engine Data confidence 72%

The control module detected that the Remote controlled ECU wake-up was implausible for the operating conditions. Documented for the Siemens SID 803 injection ECU (DW10BTED4 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Siemens SID 803 injection ECU (DW10BTED4 2.0 HDi)

VAG

1 interpretation
P1694
MIL Open Short To Ground VAG · engine Data confidence 62%

The control module detected a short circuit to ground in the MIL Open circuit. This is the manufacturer-specific definition used by Volkswagen.

Applies to Volkswagen

Related and nearby codes

How to read P1694

P

Powertrain: engine, transmission and driveline systems.

1

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

694

Specific fault index within the subsystem.

Frequently asked questions about P1694

What does P1694 mean?

Diagnostic Trouble Code (14 interpretations). The control module detected that the Charging system voltage stayed below the expected range. This is the manufacturer-specific definition used by BMW.

Is P1694 generic or manufacturer-specific?

P1694 is a manufacturer-specific code. In this database it is documented for: BMW, Chevrolet, Hyundai, Kia, Mazda, Opel, PSA, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1694 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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