Toyota 1 MZ–FE Manual page 280

EG2–280
1MZ–FE ENGINE – SFI SYSTEM
CIRCUIT OPENING RELAY
COMPONENTS FOR REMOVAL AND NOW
INSTALLATION
CIRCUIT OPENING RELAY INSPECTION
(See Components for Removal and Installation)
1. DISCONNECT NEGATIVE (–) TERMINAL CABLE
FROM BATTERY
CAUTION: Work must be started after 90 seconds from
the time the ignition switch 1s turned to the 'LOCK'
position and the negative (–) terminal cable Is discon–
nected from the battery.
2. REMOVE CIRCUIT OPENING RELAY
3. INSPECT CIRCUIT OPENING RELAY
A. Inspect relay continuity
(a) Using an ohmmeter, check that there is continuity
between terminals ST and E1.
(b) Check that there is continuity between terminals +B
and FC.
(c) Check that there is no continuity between terminals +
B and FP.
If continuity is not as specified, replace the relay.