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2. Engine Starting, Preheating and Stopping
Possible causes
Connector connection faulty, harness broken, grounding faulty
Fuse blown
Battery insufficiently charged
Starter
Starter relay defective
Starter switch defective
Flywheel ring gear worn or damaged
Electronically controlled
fuel system
Water temperature sensor defective
Glow plugs defective
Glow relay defective
Connecting plate connection faulty
Cold start switch defective
Exhaust brake 3-way magnetic valve defective
Exhaust brake system defective
Symptoms
Magnetic switch contacts stuck
or fused together
Open circuit in magnetic switch
coil
Overrunning clutch malfunc-
tioning
Pinion worn or damaged
Engine electronic control unit
defective
Supply pump defective
Starter operates
but engine does
not start.
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
54
Reference Gr
O
O
O
O
O
Gr11
O
O
O
Gr13E
O
O
O
O
O
O
O
O
O
O
54-9
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Table of Contents
Troubleshooting
