nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Air/Fuel Mixture|System Diagnosis|Page 731 > < Air/Fuel Mixture|System Diagnosis|Page 729
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Preparation for Inspection/Adjustment

1. Make sure that the following parts are in good order.

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Ignition system

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Battery

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Engine oil and coolant levels

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Fuses

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Electronic Concentrated Engine Control System (E.C.C.S.) harness connectors

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Vacuum hoses

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Air intake system (includes oil filler cap, oil level gauge, etc.)

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Engine compression

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E.G.R. valve operation

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Throttle valve and throttle valve switch operation

2. On air conditioner equipped models, checks should be carried out while the air conditioner is "OFF".

Air/Fuel Mixture|System Diagnosis|Page 731 > < Air/Fuel Mixture|System Diagnosis|Page 729