relay TOYOTA RAV4 2006 Service Repair Manual
Page 1986 of 2000
ES–982AZ-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
(a) Check the EFI No. 1 fuse.
(b) Disconnect the B1 MAF meter connector.
(c) Remove the integration relay from the engine room No. 1
relay block.
(d) Check the resistance.
Standard resistance (Check for open)
Standard resistance (Check for short)
(e) Reconnect the MAF meter connector.
(f) Reinstall the integration relay.
NG
OK
5CHECK HARNESS AND CONNECTOR (MASS AIR FLOW METER - INTEGRATION RELAY)
A127960E01
Tester Connections Specified Conditions
B1-3 (+B) - 1A-4 Below 1
Tester Connections Specified Conditions
B1-3 (+B) or 1A-4 - Body ground 10 k
or higher
REPAIR OR REPLACE HARNESS OR
CONNECTOR
CHECK ECM POWER SOURCE CIRCUIT