Main Relay (Computer/Fuel System): Testing and Inspection

2ZR-FE ENGINE CONTROL SYSTEM: INTEGRATION RELAY: INSPECTION

1. INSPECT INTEGRATION NO.1 RELAY





(a) Inspect the EFI fuse.

(1) Disconnect the fuse.

(2) Using an ohmmeter, measure the resistance of the fuse.

Standard resistance:





(b) Inspect the EFI relay.

(1) Measure the resistance according to the value(s) in the table below.

Standard resistance:





NOTICE:
While using the battery for the inspection, do not bring the positive and negative tester probes too close to each other as a short circuit may occur.

(c) Inspect the cooling fan relay.





(1) Measure the resistance according to the value(s) in the table below.

Standard resistance:





NOTICE:
While using the battery for the inspection, do not bring the positive and negative tester probes too close to each other as a short circuit may occur.

(d) Inspect the IG2 relay.





(1) Measure the resistance according to the value(s) in the table below.

Standard resistance: