lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2646 > < Component Tests and General Diagnostics|Page 2644
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Standard Resistance (Check for Short):

(4) Reconnect the ECM connector.

(b) Check the harness and the connectors between the integration relay and body ground.

(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance (Check for Open):

(2) Reinstall the integration relay.
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

8. CHECK HARNESS AND CONNECTOR (EFI RELAY - ECM)

(a) Remove the integration relay from the engine room No. 2 relay block.
(b) Disconnect the ECM connector.
(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

(d) Reinstall the integration relay.
(e) Reconnect the ECM connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (EFI RELAY - ECM)

Component Tests and General Diagnostics|Page 2646 > < Component Tests and General Diagnostics|Page 2644