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ELECTRONIC STABILITY PROGRAM (ESP)
10
D. ESP SYSTEM FAILURE WARNING LIGHT
CAUSE OF
SYSTEM
FAILURE
FUNCTION
WARNING LAMP
ESP
TCS
ABS
EBD
TOD
Control (If
Equipped)
Vehicle
Speed &
Odometer
ESP ABS EBD
None
Operates Operates Operates Operates Operates
Operates OFF OFF OFF
One Wheel
Speed Sensor
Failure
Does not
operate
Does not
operate
Does not
operate
Operates
limited
operation
Operates ON
ON OFF
Failure of more
than 2 wheel
speed sensors
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Operates till
all the WSS
fail
ON
ON
ON
SAS Failure
(Not Calibrated,
Not
Communicating
on CAN)
Does not
operate
Operates Operates Operates Operates
Operates ON OFF OFF
YAW Failure
(Improper
Mounting, Not
Communicating
on CAN)
Does not
operate
Operates Operates Operates Operates
Operates ON OFF OFF
Pump Failure
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Operates ON
ON
ON
Battery voltage
low (V>8.4 and
V < 10)
Does not
operate
Does not
operate
Does not
operate
Operates
Does not
operate
Operates ON
ON OFF
Battery voltage
low (V<8.4)
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
ON
ON
ON
Battery voltage
High (V>17.5)
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
ON
ON
ON
Valve failure
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Operates ON
ON
ON
ECU Internal
failures
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
Does not
operate
ON
ON
ON
CAN Bus Off
(Open Ckt,
Short Ckt,
Hardware
failure )
Does not
operate
Does not
operate
Operates Operates
Does not
operate
Does not
operate
ON
ON
ON
Message Time
Out With EMS
Does not
operate
Does not
operate
Operates Operates Operates
Operates ON
ON OFF