BPW ECO Tronic EBS Operating And Installation Instructions page 96

8 System diagnostics
8.2 Diagnostic Trouble Codes (DTC)
DTC Displayed
UNKNOWN
UNCONFIGURED SYSTEM
SLAVE LOAD PLATE
LOAD PLATE
VALVE
TRAILER ROLL STABILITY
SENSOR (TRS)
Auxiliary Components Group
AUX1
AUX2
AUX3
AUX4
AUX5
GENERAL LIFT AXLE
REMOTE OVERLOAD LAMP
UNKNOWN AUX
96
Description
The ECU has generated a
DTC that is not recognised
by this version of Trailer
Manager or Trailer Monitor
and so cannot be decoded
Added to 'CONFIGURATION
ERROR' when the system
has never been confi gured
Added to 'CONFIGURATION
ERROR' when there is
a problem with the load
sensing parameters for the
slave Modulator
Added to 'CONFIGURATION
ERROR' when there is
a problem with the load
sensing parameters
Added to 'CONFIGURATION
ERROR' when there is a
problem with the wheel to
valve mapping parameters
Added to 'CONFIGURATION
ERROR' when there is a
problem with the Trailer Roll
Stability (TRS) parameters
Auxiliary 1 system / wiring
open, short circuit or
unknown
Auxiliary 2 system / wiring
open, short circuit or
unknown
Auxiliary 3 system / wiring
open, short circuit or
unknown
Auxiliary 4 system / wiring
open, short circuit or
unknown
Auxiliary 5 system / wiring
open, short circuit or
unknown
This is appended to 'AUX n'
when there is a lift axle fault
This is appended to 'AUX n'
when there is an overload
lamp fault
ECU is programmed with an
auxiliary function that this
Version of Trailer Manager
or Trailer Monitor does not
recognise
DTC Displayed
Lining Wear Group
BRAKE PADS
TRAILER ROLL STABILITY
SENSOR (TRS) SHORT
CIRCUIT
TRAILER ROLL STABILITY
SENSOR (TRS) OPEN
CIRCUIT
TRAILER ROLL STABILITY
SENSOR (TRS) SIGNAL
Slave Valve Group
SLAVE VALVE SENSOR
SLAVE VALVE MODULATOR
SLAVE VALVE CABLE
SLAVE VALVE SLOW
RECOVERY
SLAVE SUSPENSION
PRESSURE LOW
Note: If a DTC is displayed and after following recommended
procedure, no fault is found, the Modulator should be
replaced.
Description
Lining wear wiring open
circuit
Lateral accelerometer wiring
short circuit
Lateral accelerometer wiring
open circuit
Lateral accelerometer signal
fault
Pressure transducer open or
short circuit
Hold, Dump or Brake Apply
solenoid open or short
circuit
Link cable open or short
circuit
Slow recovery of one wheel
slave valve
Suspension pressure values
outside operating range