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ECU by Part Number

ECU by Make and Model

ECU Wiring Diagrams

ABS Diagnostic Tools

Industry Links

ABS Troubleshooting for Trucks, Trailers, and Buses

 

STEP 2: Confirming the identity of the vehicle's ECU

  1. Check the ECU matches one of the pictures and descriptions
  2. The part number on the unit is listed in the corresponding table
  3. Then press the 'confirm' button below the relevant table

Wabco D version ECU (shape 1)

Part Number

Version

System

Voltage

446 003 401 0

D

6S/4M

12V

446 003 402 0

D

6S/6M

12V

446 003 403 0

D

6S/6M

24V

446 003 404 0

D

6S/6M

24V

446 003 405 0

D

6S/4M

12V

446 003 406 0

D

6S/6M

12V

446 003 407 0

D

6S/6M

24V

446 003 408 0

D

6S/6M

24V

446 003 409 0

D

6S/6M

24V

446 003 410 0

D

6S/6M

24V

446 003 411 0

D

6S/6M

24V

446 003 412 0

D

6S/6M

24V

446 003 413 0

D

6S/6M

24V

CONFIRM

Wabco D version ECU (shape 2)

Part Number

Version

System

Voltage

446 004 401 0

D

4S/4M

12V

446 004 402 0

D

4S/4M

24V

446 004 403 0

D

4S/4M

24V

446 004 404 0

D

4S/4M

24V

446 004 405 0

D

4S/4M

12V

446 004 406 0

D

4S/4M

24V

446 004 407 0

D

4S/4M

24V

446 004 408 0

D

4S/4M

24V

446 004 409 0

D

4S/3M AOH

24V

446 004 410 0

D

4S/3M AOH

24V

446 004 411 0

D

4S/4M

24V

446 004 412 0

D

4S/4M

24V

446 004 413 0

D

4S/3M AOH

24V

446 004 414 0

D

4S/4M

24V

446 004 415 0

D

4S/4M

12V

446 004 416 0

D

4S/4M

24V

446 004 417 0

D

4S/4M

12V

446 004 418 0

D

4S/4M

24V

446 004 419 0

D

4S/4M

24V

446 004 420 0

D

4S/4M

24V

446 004 421 0

D

4S/4M

24V

446 004 422 0

D

4S/3M

24V

446 004 423 0

D

4S/4M

24V

CONFIRM

What industry people are saying...

 

“I recommend the SensorMaster for time saving and accurate diagnostic readings. This saves both time and money to my company and my customers.”

— J. Lane, Lane Trailer Services

 

“Overall, we have found the SensorMaster to be very useful, especially in a time saving capacity.”

— CVW Review, May 2007

 

“For ease of use, speed, and accuracy of results, you'll find the SensorMaster hard to beat as an ABS diagnostic tool”

— P. Edwards, Swedish Truck . . . . Parts

 

“A worthwhile addition to any commercial vehicle workshop, especially for the accurate diagnosis of sensor related problems.”

— M. Toghill, Knorr-Bremse

 

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