Service manual

90-898303
4-35
2002 Warning System Signals
NOTE: The warning system signals which includes audible and visual
indicator involving the horn and gauges will identify the potential problems
listed in the chart.
Problem Horn Monitor
Display
Guardian
Activated
Engine Speed
Reduction Activated
Power Up/System Check Single
Beep
Yes N/A No
Low Oil 4 Beep… 2
Minutes Off
Yes No No
Oil Pump Electrical
Failure
Yes Yes Yes
(See Guardian System)
Over Heat Continuous
Beep
Yes Yes Yes
(See Guardian System)
Water In Fuel 4 Beep… 2
Minutes Off
Yes No Yes
(See Guardian System)
Over Speed Continuous
Beep
Yes Yes Yes
(See Guardian System)
Coolant Sensor Failure No Yes No No
MAP Sensor Failure No Yes No No
Air Temperature Sensor
Failure
No Yes No No
Ignition Coil Failure No Yes No No
Injector Failure No Yes No No
Horn Failure N/A Yes No
Battery Voltage too high
(16V) or too low (11V) or
very low (9.5V)
No Yes Yes Yes
(See Guardian System)
Throttle Sensor Failure Continuous
Intermittent
Beeping
Yes Yes Yes
(See Guardian System)
Block Water Pressure Yes Yes Yes Yes
(See Guardian System)
Calculated Oil Level
Critical
Yes Yes Yes Yes