Dodge Engine Control Units – ECU / PCM by Part Number

Dodge Engine Control Unit – ECU, ECM and PCM

A Dodge engine control unit is the electronic controller responsible for managing engine operation and communication with other vehicle systems. Depending on the model and engine-management architecture, the module may be described as an ECU, ECM, PCM, engine computer or powertrain control module.

When searching for a replacement Dodge ECU, the most important information is normally the complete part-number combination from the original controller. A vehicle model or engine size alone is not sufficient because several electronic versions can be used within the same model range.

How to choose the correct Dodge ECU or PCM

Before ordering, compare:

• the complete Mopar OEM number,
• the electronics manufacturer number,
• all final letters and revision suffixes,
• additional HW / SW numbers where present,
• vehicle model and engine version as supporting information.

A matching housing or connector does not automatically mean that two Dodge ECUs are interchangeable.

Dodge Mopar ECU numbers – P05... and P68...

Dodge engine controllers frequently use Mopar references beginning with families such as:

• P046...,
• P050...,
• P051...,
• P680....

The entire number must be checked, including the final letters. For example, P05094820AF and P05094821AD are different full references even though they look very similar.

Why the final Mopar letters matter

Mopar ECU references commonly end in revision letters such as AA, AB, AD, AF or AG. These endings form part of the complete part number.

Examples from the catalogue include:

• P68044369AB,
• P05033299AE,
• P04692101AD,
• P05150471AA,
• P68044507AA,
• P05094820AF,
• P05094821AD.

Do not remove or ignore the suffix when comparing a replacement ECU.

Bosch Dodge engine control units

Bosch engine control units are widely represented in the Dodge catalogue.

Typical Bosch references include numbers beginning with 0281.... Examples include:

• 0281013201 / P68044369AB,
• 0281012129 / P05033299AE,
• 0281014577 / P05094820AF,
• 0281014577 / P05094821AD.

The Bosch number should be compared together with the Mopar number. A matching Bosch reference alone is not always enough to confirm the exact vehicle version.

Dodge 2.0 CRDI – Bosch 0281013201 / P68044369AB

One example is the Dodge 2.0 CRDI ECU Bosch 0281013201 / P68044369AB.

The main identifiers are:

• Bosch 0 281 013 201,
• 0281013201,
• P68044369AB.

For accurate identification, all three references should be compared with the original module.

Dodge Caliber 2.0 – Bosch 0281012129 / P05033299AE

The Dodge catalogue also includes a Caliber 2.0 16V controller with:

• Bosch 0 281 012 129,
• 0281012129,
• P05033299AE.

The suffix AE is part of the Mopar identification and should be retained during part-number searches.

Siemens VDO Dodge Caliber ECU – 5WY7887 / SIM90E

Siemens VDO engine electronics are also used in Dodge vehicles.

A confirmed example is the Dodge Caliber 2.0 Siemens VDO 5WY7887 / SIM90E / P04692101AD ECU.

Important references include:

• 5WY7887,
• SIM90E,
• P04692101AD,
• TEIEH101611250.

This is a good example of why both the electronics manufacturer numbers and Mopar reference should be checked.

Dodge Caliber – A2C53286727 / P05150471AA

Another confirmed Caliber controller is the Dodge Caliber ECU A2C53286727 / P05150471AA.

The important identification numbers are:

• A2C53286727,
• P05150471AA.

The same A2C number family can also appear with other Mopar references, so the full combination should be verified.

Dodge Caliber – P68044507AA / A2C53286727

The catalogue also contains another Caliber ECU with:

• P68044507AA,
• 765960,
• A2C53286727.

This is particularly important because the A2C53286727 electronics number can be associated with more than one Mopar identification in the catalogue. Do not select the ECU using only the A2C number.

Dodge Journey – Bosch 0281014577

Dodge Journey is another strong part-number group in this category.

The Bosch number 0281014577 appears with several different Mopar and additional references. This means that the Bosch number by itself should not be treated as proof of interchangeability.

Dodge Journey 0281014577 / P05094820AF

One confirmed version is the Dodge Journey ECU Bosch 0281014577 / P05094820AF / 1039S28832.

Important markings:

• 0281014577,
• P05094820AF,
• P05094 820AF GCY41,
• 1039S28832.

Dodge Journey 0281014577 / P05094821AD

Another Journey version uses the Bosch 0281014577 / P05094821AD / 1039S26416 controller.

This version carries:

• 0281014577,
• P05094821AD,
• T00ED0438A0399,
• 1039S26416.

Although both Journey controllers share the Bosch number 0281014577, their Mopar and additional references are different. The complete original ECU label should therefore be compared.

Same Bosch number does not always mean the same Dodge ECU

The Journey examples demonstrate an important rule:

• 0281014577 / P05094820AF / 1039S28832,
• 0281014577 / P05094821AD / 1039S26416.

Both share Bosch 0281014577, but the complete part-number sets differ. This is why the Mopar reference and suffix are essential.

Dodge ECU, ECM or PCM – which term should I use?

Different terminology is used depending on the vehicle and market:

• ECU – Engine Control Unit,
• ECM – Engine Control Module,
• PCM – Powertrain Control Module,
• engine computer – common general search term.

These names are useful when searching, but compatibility should always be checked by the actual part numbers.

Common symptoms of a Dodge ECU problem

Possible symptoms may include:

• engine will not start,
• loss of communication with the ECU,
• intermittent engine shutdown,
• limp mode or reduced power,
• incorrect injector or actuator control,
• internal ECU fault codes,
• communication errors with other vehicle modules.

These symptoms do not automatically confirm that the ECU itself is defective.

No communication with the Dodge ECU – what should be checked?

Before replacing the engine controller, check:

• ECU power supply,
• ground connections,
• fuses and relays,
• connector pins,
• CAN communication wiring,
• signs of water ingress or corrosion.

A wiring or power-supply problem can cause symptoms similar to a failed engine controller.

Does a used Dodge ECU require programming?

There is no single replacement procedure for every Dodge ECU.

Depending on the controller, available options can include:

• a locked used ECU containing data from the previous vehicle,
• preparation for programming,
• reset or unlocked versions,
• immobiliser-related preparation where available,
• data transfer from the original ECU,
• cloning.

Not every preparation option is available for every controller.

More information is available on the ECU preparation options page.

Dodge ECU cloning

For selected Dodge ECUs, it may be possible to transfer the required data from the original controller to a compatible replacement unit.

The possibility of cloning depends on the ECU type and whether the necessary data can still be read from the original module.

It should not be assumed that every Dodge ECU can be prepared in exactly the same way.

How to search for a Dodge ECU by part number

Useful long-tail searches include:

• Dodge ECU 0281013201 P68044369AB,
• Dodge Caliber ECU 0281012129 P05033299AE,
• Dodge Caliber PCM 5WY7887 P04692101AD,
• Dodge Caliber ECU A2C53286727 P05150471AA,
• Dodge Caliber PCM P68044507AA A2C53286727,
• Dodge Journey ECU 0281014577 P05094820AF,
• Dodge Journey PCM 0281014577 P05094821AD,
• Dodge Journey ECU 1039S26416 P05094821AD.

Searching with both the electronics manufacturer number and Mopar number normally gives much more accurate results than searching only by model and engine size.

Selected Dodge engine control units

For Dodge 2.0 CRDI, see the Bosch 0281013201 / P68044369AB ECU.

For Dodge Caliber, available examples include the Siemens VDO 5WY7887 / SIM90E / P04692101AD controller and the A2C53286727 / P05150471AA ECU.

For Dodge Journey, compare the 0281014577 / P05094820AF version with the separate 0281014577 / P05094821AD version.

Related Dodge and ECU categories

• Engine Control Units – ECU
• Jeep Engine Control Units
• Chrysler Engine Control Units
• Bosch Automotive Electronics
• Siemens Automotive Electronics
• Electronic Car Parts

How to confirm compatibility before ordering

If you are unsure which Dodge ECU is correct, contact Auto24Parts.

For verification, send:

• a clear photo of the complete original ECU label,
• full Mopar P-number,
• Bosch, Siemens or other manufacturer number,
• all suffix letters and additional references,
• vehicle model,
• production year,
• engine version.

The complete set of numbers from the original ECU is the safest basis for selecting a replacement.

Ordering, Payment, Delivery and Returns

Ordering information is available in our How to Buy guide. Payment options are listed under Secure Payment Methods, while shipping information can be found on the Shipping & Delivery page.

Current information about returns, complaints and warranty is available under Returns, Warranty & Complaints.

FAQ – Dodge Engine Control Units ECU / PCM