User's Manual

10
ECU Cover
Relay Valve
BASIC STANDARD
ECU Cover
Plug
Blank
Connector
Relay Valve
FIGURE 8 - Trailer ABS ECU Configurations
FIGURE 7 - Electronic Control Unit Identification Tags
Electronic Control Unit (ECU)
The Bendix
®
A-18
™
ECU is the trailer ABS control center.
Identification
Identification information for the ECU is located on the
connector pinout label (refer to Figure 7). The label is
located under the ECU cover. Refer to the label for the:
• Part Number
• Serial Number
• Date Code.
Depending on configuration, the A-18
™
trailer ABS system
ECUs may be equipped with either one connector (basic
system) or two connectors (standard system). Refer to
Figure 8.
Bendix Part Number
Basic System
Serial Number
Date Code
Standard System
Serial Number
Date Code