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TuningBot DTC Database · v4.37.15

P1639 Chrysler - TCM Internal CAN 2 RAM Performance

Manufacturer-specific interpretation for Chrysler. All interpretations of P1639

P · PowertrainTransmissionOBD2

What P1639 means

P1639
TCM Internal CAN 2 RAM Performance Chrysler · transmission Data confidence 62%

The control module judged the TCM Internal CAN 2 RAM behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chrysler.

Related and nearby codes

How to read P1639

P

Powertrain: engine, transmission and driveline systems.

1

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

639

Specific fault index within the subsystem.

Frequently asked questions about P1639

What does P1639 mean?

TCM Internal CAN 2 RAM Performance. The control module judged the TCM Internal CAN 2 RAM behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chrysler.

Is P1639 generic or manufacturer-specific?

P1639 is a manufacturer-specific code. In this database it is documented for: Chrysler. The same number can mean something different on other brands.

Can TuningBot remove P1639 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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