BENDIX Intellipark Service Data page 16

If the Bendix Intellipark
®
system has a fault, one indicator will be the LEDs on the
Dash Electronic Control Unit (DECU) as shown in Table 4.
For specific fault details, see the TROUBLESHOOTING -
DIAGNOSTIC MODES section.
NOTE: Blinking indicates a continuously blinking LED
independent of any driver input (e.g. button push or pull,
ignition cycle, etc.).
LED1 LED2
On Blinking
Off Blinking
On On
Off Off
Off Blinking
On Blinking
Blinking Blinking
Off Off
Blinking Blinking
On On
Off On
Table 4 – DECU LED Operations - Faulted Conditions
16
Electronic Parking Brake (EPB)
®
LED3 LED4
On On
Off Off
Blinking On
Blinking Off
Blinking Off
Blinking On
Off Off
Blinking Blinking
On On
Blinking Blinking
On Off
LED Operation
A fault is present on the towed vehicle park brake system. Both the
towed vehicle and the power vehicle are parked.
A fault is present on the towed vehicle park brake system. Both the
towed vehicle and the power vehicle are unparked.
A fault is present on the power vehicle park brake system. Both the
towed vehicle and the power vehicle are parked.
A fault is present on the power vehicle park brake system. Both the
towed vehicle and the power vehicle are unparked.
A fault is present on both the power and towed vehicle park brake
system. Both the towed vehicle and the power vehicle are unparked.
A fault is present on both the power and towed vehicle park brake
system. Both the towed vehicle and the power vehicle are parked.
The system is unparked. First, the driver should pull the button to
ensure it is not a Rollaway Mitigation event. If the blinking persists, a
fault with the towed vehicle PVM pressure sensor has been detected.
Both LEDs blinking indicates the state of the Intellipark towed vehicle
system cannot be determined by the DECU. Immediately chock the
wheels and have the system serviced as soon as possible.
The system is unparked. First, the driver should pull the button to
ensure it is not a Rollaway Mitigation event. If the blinking persists, a
fault with the power vehicle PVM pressure sensor has been detected.
Both LEDs blinking indicates the state of the Intellipark towed vehicle
system cannot be determined by the DECU. Immediately chock the
wheels and have the system serviced as soon as possible.
The system is parked. First, the driver should pull the button to ensure
it is not a Rollaway Mitigation event. If the blinking persists, a fault
with the towed vehicle PVM pressure sensor has been detected.
Both LEDs blinking indicates the state of the Intellipark towed vehicle
system cannot be determined by the DECU. Immediately chock the
wheels and have the system serviced as soon as possible.
The system is parked. First, the driver should pull the button to ensure
it is not a Rollaway Mitigation event. If the blinking persists, a fault
with the power vehicle PVM pressure sensor has been detected.
Both LEDs blinking indicates the state of the Intellipark towed vehicle
system cannot be determined by the DECU. Immediately chock the
wheels and have the system serviced as soon as possible.
An internal DECU fault has been detected. Immediately chock the
wheels and have the system serviced as soon as possible.
Status