FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Component Inspection

MFI RELAY (ASD RELAY) AND FUEL PUMP RELAY CHECK
1. Remove the relay.




2. Check that there is continuity between (4) and (6) terminals.
Standard value: 35-75 Ohms







3. Use jumper leads to connect relay terminal No 6 to the battery (+) terminal and terminal No 4 to the battery (-) terminal.
Check the continuity between relay terminal No 2-8 while connecting and disconnecting the jumper lead at the battery (-) terminal.
4. If there is a defect replace the MFI (ASD) relay or fuel pump relay.