Highlander 4WD V6-3.5L (2GR-FE) (2008)
(a) Turn the ignition switch on (IG).
(b) Measure the voltage according to the value(s) in the table below.
Standard voltage:
NG -- CHECK HARNESS AND CONNECTOR (ECM - IG2 RELAY)
OK -- REPLACE ECM
9. CHECK HARNESS AND CONNECTOR (ECM - IG2 RELAY)
(a) Remove the IG2 relay from the engine room relay block.
(b) Disconnect the ECM connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
(d) Reconnect the ECM connector.
(e) Reinstall the IG2 relay.
NG -- CHECK FUSE (IG2 FUSE)
OK -- Continue to next step.
10. INSPECT IG2 RELAY