P1644

Set by the manufacturer, so it means different things on different makes. 14 makes in the table below.

More codes than this one? Paste your whole scan

What P1644 means, by make 14 makes

Audi Please fault memory read out the clutch-SG 1644 05700
Chevrolet Traction Control Delivered Torque Output Circuit
Chrysler Incorrect Variant/Configuration
Citroen Fuel Pump Speed Control Circuit Malfunction
Dodge Incorrect Variant/Configuration
Ford Fuel Pump Speed Control Circuit Malfunction
Honda MOTFSA Signal Malfunction
Jeep Incorrect Variant/Configuration
Lincoln Fuel Pump Speed Control Circuit Malfunction
Mercedes-Benz Transmission version cant be checked due to low voltage at transmission ECU
Mercury Fuel Pump Speed Control Circuit Malfunction
Peugeot Fuel Pump Speed Control Circuit Malfunction
Volkswagen Please fault memory read out the clutch-SG 1644 05700
Volvo Please check DTC Memory of clutch ECU

Each line is that manufacturer's own meaning for P1644. They are genuinely different faults, not rewordings of one, so a meaning listed against one make says nothing about the others. If your make is not listed, we do not hold it - your manufacturer's service information is the authority.

Code structure P1644

Powertrain

engine, transmission and emissions

Manufacturer-specific

Defined by the vehicle manufacturer, so the meaning varies between makes.

Fault index

identifies the specific fault

Powertrain Manufacturer-specific

Nearby codes in the P1 range

Manufacturer code meanings from kierandrewett/obd (b56a07a), used under the MIT licence. Copyright (c) Kieran Drewett. SpareRadar is not affiliated with the dataset's authors.