nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Air/Fuel Mixture|System Diagnosis|Page 2398 > < Fuel System Pressure - Carburetted and TBI|Page 2394
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Air/Fuel Mixture: Testing and Inspection

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

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Battery

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Ignition system

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Engine oil and coolant levels

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Fuses

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E.C.C.S. harness connectors

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Vacuum hoses

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

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Fuel pressure

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A.l.V. hose

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Engine compression

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E.G.R. valve operation

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Throttle valve

2. On air conditioner equipped models, checks should be carried out while the air conditioner is "OFF".
3. When measuring "CO" percentage, insert probe more than 40cm (15.7 in) into tail pipe.

Overall inspection sequence

Air/Fuel Mixture|System Diagnosis|Page 2398 > < Fuel System Pressure - Carburetted and TBI|Page 2394