8
INDICATOR LAMPS AND POWER-UP
SEQUENCE
NOTICE:
The vehicle operator should verify proper
operation of all installed indicator lamps (ABS, ATC/ESP,
and trailer ABS) when applying ignition power and during
vehicle operation.
See Chart 2.
Lamps that do not illuminate as expected when ignition
power is applied, or remain illuminated, indicate the need
for maintenance.
Mode
ABS
Lamp
ATC/ESP
Lamp
Trailer
ABS
Lamp
HSA
Lamp
Comments
At V
ehicle
Start Up
Ignition on
- start up
(trailer with PLC)
On for 3
seconds
*
On for 2.5
seconds
*
On for 3
seconds*
*
On for 3
seconds
*
If any of the described lamp behaviors do
not occur — or if the lamp remains on during
operation — have the vehicle serviced by a
qualified mechanic as soon as possible to
restore full system functionality.
3 seconds after ignition
(with no Diagnostic
Trouble Codes)
Lamp Off
*
Lamp Off
*
Lamp Off
*
Lamp Off
*
Special Mode Operation
ABS
Off-
Road
Mode
Normal
Lamp flashes
slowly (every
2.5 seconds)
Lamp OFF
• Uses dash switch
• Not for firm road surfaces
• Allows more wheel lock-up (less ABS intervention)
• Mode only applies under 25 mph (Over 25 mph, the system reverts
to full ABS — including ATC/ESP — and lamp goes off.)
During an ATC
Event
Flashes
quickly
Vehicles with the Hill Start Feature
(“Hill Start Assist”)
During HSA Event
Lamp OFF
Lamp remains ON if HSA DTC is present
HSA Manually Disabled
Flashes
slowly
Deep
Mud/
Snow/
Mode
Normal
Off
Flashes
slowly (every
2.5 seconds)
• Uses dash switch
• Increases allowable wheel slip during ATC interventions
• Not for firm road surfaces
During an ATC/
ESP Event
Off
Flashes
quickly
During an Automatic Traction Control (ATC) Event
Flashes
quickly
• Reduces wheel slip during acceleration at low speeds
During Dynamometer Mode
Lamp ON
(ATC
Disabled)
• Disables ATC monitoring functions
• When not in Dynamometer Mode, an illuminated lamp indicates an
ATC trouble code is present
During an ESP Event
Flashes
quickly
• System intervenes to reduce the risk of rollovers, loss-of-control, etc.
Dash Lamps
*Some vehicle manufacturers may illuminate the trailer ABS indicator lamp at power-up regardless of whether a
PLC signal is detected from the trailer or not. Consult the vehicle manufacturer’s documentation for more details.
ABS System
Status Indicators
at Start-Up
Trailer ABS
Indicator Lamp
(PLC Detected)**
Trailer ABS Indicator
Lamp**
(PLC Not Detected)
Powered Vehicle ABS
Indicator Lamp
Power
Application
ON
OFF
ON
OFF
0.5
2.0 2.5 3.0 (sec.)
1.5
ON
OFF
ATC/ESP
enabled
No ESP
or ATC
ATC/ESP System
Status Indicator
at Start-Up
ON
OFF
Power
Application
ON
OFF
0.5
2.0 2.5 3.0 (sec.)
1.5
CHART 2 -
BEnDix
®
EC-60
™
inDiCATOR LAMP BEHAviOR
TRLR
ABS
ATC
HSA
