D
Diana CalderonJul 31, 2025
What to do if the BENDIX Control Unit lamp remains ON after power-up?
- FFrances WilkinsonJul 31, 2025
If the lamp stays on after you power up the BENDIX Control Unit, service the trailer ABS system.
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If the lamp stays on after you power up the BENDIX Control Unit, service the trailer ABS system.
General| Type | Trailer ABS Module |
|---|---|
| Operating Temperature Range | -40°C to +85°C |
| Protection Rating | IP67 |
| Category | Automobile Accessories |
| Voltage | 12V/24V |
| Communication | J1587/J1939 |
| Mounting | Frame Mount |
| Manufacturer | BENDIX |
| System Type | ABS |
| Number of Channels | 4S/2M |
Overview of the integrated multi-channel trailer ABS module and its features.
Essential safety precautions for working on or around the vehicle.
Procedures for handling components and ensuring system integrity.
Describes normal braking, side control, and axle control intervention.
Explains the system's fail-safe behavior in case of malfunctions.
Explains TRSP's role in preventing rollovers and lists its sensors.
Details how TRSP intervenes and interacts with driver actions.
Lists and describes internal and external parts like ECU, sensors, and MRVs.
Covers the trailer ABS indicator lamp and connector types.
Details pigtail harnesses and lift axle sensing functions.
Explains the load sensor's role and connection for load monitoring.
Covers the specifications for mounting the module to the trailer frame.
Details power supply, ground connections, and connector types.
Describes trailer-mounted and dash-mounted ABS indicator lamps.
Details installation and function of WS-24 wheel speed sensors.
Information on PLC and CAN communication for diagnostics.
Explains the module's auxiliary input/output capabilities.
Customization of auxiliary functions via ABS Flex program.
Features for user data storage, self-checks, and mileage tracking.
Adjusting parameters for tire size and detecting DTCs.
Explains system shutdown on DTCs and blink code diagnostics.
Features for suspension, lift axle control, and blink code displays.
Lists DTCs related to wheel speed sensor issues.
Codes for incorrect tire diameter or range settings.
Codes for power supply issues and internal pressure sensor faults.
DTCs related to the lateral acceleration sensor.
Further DTCs for lateral acceleration sensor signal issues.
Codes related to trailer system braking plausibility.
DTCs indicating internal module errors or configuration issues.
Codes for errors in auxiliary input/output functions.
Codes for auxiliary features, general issues, and load sensor errors.
PC-based software for comprehensive diagnostics and configuration.
Hand-held tool for visual ABS DTC indication and troubleshooting.
How to operate the TRDU tool and reset DTCs.
Display device for system diagnostics and trailer data.
Procedures for servicing, removing, and reinstalling the module.
Maintenance of the control port filter and reinstallation guidelines.
Guidelines for correct module installation angles and mounting.
Steps for reconnecting components and performing leakage tests.
Overview of mandatory tests for ABS/TRSP system installation.
Details on ECU info, wheel end, lateral acceleration, and pressure tests.
Procedures for road testing ABS function and safe operation.
General guidelines for troubleshooting ABS wiring and connectors.
How to retrieve DTCs and use troubleshooting flowcharts.
Flowchart for diagnosing trailer-mounted ABS indicator lamp at power-up.
Flowchart for diagnosing the dash-mounted trailer ABS indicator lamp.
Steps to troubleshoot the trailer-mounted ABS indicator lamp circuit.
Diagnosing issues with the module's power and ground supply.
Diagnosing dynamic and static DTCs for wheel speed sensors.
Diagnosing load sensor issues for spring and air suspension systems.
Wiring diagrams for 2S/2M and 4S/2M module configurations.
Schematics for 2S/2M side control with both mounting orientations.
Schematics for 4S/2M side control with both mounting orientations.
Schematics for 4S/2M axle control with both mounting orientations.
Schematics for 4S/2M side control with lift axles, both orientations.
Schematics for 4S/2M axle control with lift axles, both orientations.
