OPERATING ENGINE

IMPORTANT: If any abnormality is found in the monitor functions, immediately stop the engine and investigate the cause of the trouble.

Check the Monitor Operation fNOTE: When the parking brake switch is ON, service indicator (2) comes ON. When the parking brake is turned OFF, service indicator (2) comes OFF. fNOTE: To check indicator bulbs, when the key switch is turned ON, all monitor indicators including the service indicator, and stop indicator come ON and continue to stay ON for approx. 2 seconds.

1. Check that stop indicator (1) and service indicator (2) come OFF.

2. Check that discharge warning indicator (3) is OFF. In case the discharge warning indicator stays ON, immediately stop the engine. Inspect the alternator and battery system for any abnormality.

3. Check that low engine oil pressure indicator (5) is OFF. In case low engine oil pressure indicator (5) stays ON, immediately stop the engine. Inspect the engine oil pressure system and the oil level.

4. Check that engine coolant temperature gauge (4) is within the blue range.

Check Engine Noise and Exhaust Gas Color fNOTE: Check the exhaust gas color as follows. (After warmup operation, run the engine with no loads.)

Check that the engine noise and exhaust gas color are normal.

Exhaust gas colorEngine operating condition

Clear or light blueNormal (Perfect combustion)

BlackAbnormal (Imperfect combustion)

White Abnormal (Oil is leaking into the combustion chamber.)