Find here extended description, connector views, and help for diagnostic as well !
Description
- Conforms to IP67 when mated with U-ABS ECU and ABS Framatome connection
- Cable insulation material : PVC
Framatome plug
Pin | Description | Color | Section (mm2) |
---|---|---|---|
1 | B+ | Red | 1.5 |
2 | Lamp | Black | 1.5 |
3 | B- | White | 1.5 |
4 | - | - | - |
Power-B plug
Pin | Description | Color | Section (mm2) |
---|---|---|---|
1 | B+ | Red | 1.5 |
2 |
Lamp |
Black | 1.5 |
3 | B- | White | 1.5 |
Diagnostic
Power-B is an optional back-up power in EU. But in some countries, it is the main powering of U-ABS (i.e. Brazil).
When switching power ON, with trailer brakes applied, vehicle at rest
- Each modulator exhausts one time (the number of exhausts must be the same as the number of modulators).
- ABS warning lamp on dashboard or trailer indicates a specific sequence (ON/OFF) or (ON/OFF/ON)
If not, check power supply :
Test points (with 21W lamp) |
Condition | Required value | Measured value | Comments |
---|---|---|---|---|
Power-B plug 1 - 3
|
ISO1185 connected Stop lamps ON |
B+ Stop lamp |
If measured value is below B+ (voltage drop), it can indicate a resistance in the wiring. Next steps :
|
|
Power-B plug 1 - 3 |
ISO1185 connected Stop lamps OFF |
0V |
A permanent power indicates a wrong wiring or short circuit. Next steps :
|