Hours: 07–23 daily

TuningBot DTC Database · v4.37.14

P1808 Diagnostic Trouble Code (3 interpretations)

3 manufacturer-specific interpretations across 3 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:FordHyundaiNissan

Ford

1 interpretation
P1808
Transmission 4 - Wheel Drive Low Indicator Circuit Failure Ford · engine Data confidence 80%

The control module detected improper operation of the Transmission 4 - Wheel Drive Low Indicator circuit. This is the manufacturer-specific definition used by Ford.

Hyundai

1 interpretation
P1808
Clutch Position Sensor “B” Circuit High Hyundai · transmission Data confidence 62%

The control module detected that the signal in the Clutch Position Sensor “B” circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Hyundai.

Nissan

1 interpretation
P1808
Vehicle Speed Sensor ABS Nissan · engine Data confidence 62%

The control module detected a fault associated with the Vehicle Speed Sensor ABS circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Nissan.

Related and nearby codes

How to read P1808

P

Powertrain: engine, transmission and driveline systems.

1

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

808

Specific fault index within the subsystem.

Frequently asked questions about P1808

What does P1808 mean?

Diagnostic Trouble Code (3 interpretations). The control module detected improper operation of the Transmission 4 - Wheel Drive Low Indicator circuit. This is the manufacturer-specific definition used by Ford.

Is P1808 generic or manufacturer-specific?

P1808 is a manufacturer-specific code. In this database it is documented for: Ford, Hyundai, Nissan. The same number can mean something different on other brands.

Can TuningBot remove P1808 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. 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 →

← Search the full DTC database