Component Testing Procedures

EXHAUST GAS RECIRCULATION CONTROL - BACK PRESSURE TRANSDUCER (EGRC-BPT) VALVE
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.

ALSO




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.