Nissan and Datsun Workshop Service and Repair Manuals > Sentra XE L4-1597cc 1.6L DOHC MFI (GA16DE) (1997) > Powertrain Management | Computers and Control Systems | EGR Backpressure Transducer | Component Information | Description and Operation

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EGR Backpressure Transducer: Testing and Inspection

COMPONENT INSPECTION

EGRC-BPT Valve

1. Plug one of two ports 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.

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