Service manual

TC Series Hydraulic Brake ABS System

030.1-4

Electronic Control Unit (ECU) Identification

Note

Do not open the ECU. Opening the ECU

to gain access to the internal components

will void the warranty.

To determine the hydraulic ABS version installed on

the vehicle by looking at the ECU. D version has

three (3) connectors, see Figure 1—Version C and D

ECU.

Figure 1—Version C and D ECU

Figure 1.2—A Typical Meritor WABCO Hydraulic ABS System