7 SPN, SID, FMI Fault Codes
89
WABCO Maintenance Manual MM-0112 (Revised 07-18)
Figure 7.23
Figure 7.23
SPN SID FMI
Blink
Code
Description
Warning
Light
System
Reaction
Cause Action
1069 79 1 7 + 8
Tire Pressure
Monitor (TPM)
ATC WL if
Parameter
is set
N/A
Tire pressure loss
detected by change
of wheel
circumference.
• Check and correct tire pressure.
• Only available if ECU has been programmed for TPM use.
1204 5
No Loads
Detected
ABS WL
ABS Wheel
Disabled
ESC/RSC/ATC/
HSA Disabled
E8 version only.
The ECU detects
that no modulators
are connected.
This is a common
fault during end
of line testing or
programming if only
the X1 connector is
connected.
• Check harness to ensure that modulators are connected and check fuses.
2622 94 2 7 + 1
HSA Active
Fault
HSA WL HSA Disabled
It was detected that
HSA was
continuously active
for more than 90s
or ECU detected no
HSA switch
information in the
EBC1 Message if
switch is multiplexed.
• Verify if ECU is correct for vehicle application.
• Contact vehicle OEM to verify broadcast of HSA switch is correct.
ESC
520210 88 1 N/A
ESC
Initialization
Not Complete
ATC W L
Blinking
ESC Disabled
ECU has recognized
that the ESC module
is currently in
initialization mode
and has not been
completed.
• Follow the ESC Initialization (End of Line) calibration.
520210 88 2 8 + 6
ESC System
Configuration
ATC WL ESC Disabled
The ESC module is
not compatible with
the ABS ECU.
• Verify correct ABS ECU with OEM.
520210 88 5 7 + 1
ESC CAN
Datalink Fault
ATC WL ESC Disabled
Loss of CAN
communication
between the ESC
module and the ABS
ECU.
• Check CAN wiring between ABS-ECU and ESC-module for interruptions and short
circuits.
• Check CAN wiring between ABS-ECU and SAS for interruptions and short circuits.
• Check for corroded or damaged wiring between the ECU, SAS and ESC Module.
520210 7
ESC Module
Mounting
Fault
ATC WL ESC Disabled
E8 version only.
The ESC module
mounting is not in
accordance with
specification.
• Verify ESC module is securely mounted, leveled and in correct location. Contact
WABCO North America Customer Care at 855-228-3203 to ensure ESC
module mounting is in accordance with ABS ECU parameters.
4010666a
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