Problems Causes Countermeasures
Inoperative
horn
Burnt out fuse Inspect and renew.Check circuit before re-
connecting power
Loose or broken wires of
connections
Inspect circuit,tighten connections,or renew
wiring
Defective horn switch Check and renew
Defective horn Check and renew
Cruise does
not operate
Burnt out fuse Inspect and renew.Check circuit before re-
connecting power
Loose or broken wire Inspect circuit,tighten connections,or renew
wiring
Loose the magnetic assembly Inspect circuit,tighten connections
3.GLOW SYSTEM
Problems Causes Countermeasures
All glow
plugs do not
heat red
Discharged Battery Check battery and charge or renew
Loose or defective battery cable
connections
Inspect,clean,and tighten connections
10-17
Loose wire harness connections Check and ensure connectors securely
engaged
Burnt out fuse Inspect and renew.Check circuit before re-
connecting power
Faulty wiring Check glow plug circuit wiring and repair
or renew
Defective main switch Check and renew
Individual
glow plug
does not glow
Defective glow plug Check and renew
Defective or corroded glow plug
contacts
Inspect,Clean,or renew
Loose or broken wires Inspect,secure,repair,or renew wiring
Glow monitor
light does not
illuminate
Defective glow timer Check and renew
Defective glow monitor light or
monitor and warning check unit
See”Light system troubleshooting”