Sentra L4-1.8L (QG18DE) (2004)
Main Relay (Computer/Fuel System): Testing and Inspection
Component Inspection
ECM RELAY
1. Apply 12 V direct current between ECM relay terminals 1 and 2.
2. Check continuity between relay terminals 3 and 5, 6 and 7.
3. If NG, replace ECM relay.