NEW
Font size
Worksheetsdiagnose and repair engine cooling and lubrication system
Total questions: 5
Worksheet time: 3mins
1. It occurs due to the dry bearing, a loose pulley on the pump shaft, an impeller loose on the shaft, or two much end plat in the shaft.
Noise
overheating
overcooling
blowby
1. This situation may allow some coolant to drain into the engine oil and is caused by a faulty head gasket, loose cylinder head, cracked or wrapped head, or cracked engine block.
noise
internal leak
overheating
overcooling
1.The initial symptoms of oil starvation are
Engines that become noisy during cold start-up and oil pressure gauges that rise very slowly.
Engines that become noisy during hot start-up and oil pressure gauges that rise very slowly
Engines that become noisy during cold start-up and oil pressure gauges that rise very fast.
Engines that become noisy during cold start-up and temperature gauges that rise very slowly.
1. If the coolant is frozen, the engine can be turn at idling speed until it reaches a temperature of oil level sensor
a. 200°C
b. 250°C
c. 150°C
d. 100°C
1. A pulse-modulated control valve that meters oil pressure to a hydraulic piston or vane-type camshaft timing phaser controls the amount of advance or retard.
a. Positive crankcase valve
b. Electronic module
c. Proportional valve
d. variable valve timing