nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

EGR Control Solenoid > < EGR Backpressure Transducer|Locations|Page 6501
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EGR Backpressure Transducer: Testing and Inspection

EGRC-BPT Valve

P0400/P1402 EGR Function (Close/Open)

1. Plug one of two ports of EGRC-BPT valve.
2. Vacuum from the other port and check for leakage while applying a pressure above 0.981 kPa (100 mmH2O, 3.94 inH2O) from under

EGRC-BPT valve.

3. If a leakage is noted, replace the valve.

P0402 EGRC-BPT Valve Function

1. Plug one of two pons of EGRC-BPT valve.
2. Vacuum from the other port and check leakage without applying any pressure from under EGR-BPT valve.

Leakage should exist.

EGR Control Solenoid > < EGR Backpressure Transducer|Locations|Page 6501