lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 3401 > < Component Tests and General Diagnostics|Page 3399
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(a) Remove the integration relay from the engine room No. 2 relay block.
(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

(c) Reinstall the integration relay.

NG -- REPLACE INTEGRATION RELAY
OK -- Continue to next step.

7. CHECK HARNESS AND CONNECTOR (EFI RELAY - ECM AND BODY GROUND)

(a) Check the harness and the connectors between the integration relay and the ECM.

(1) Remove the integration relay from the engine room No. 2 relay block.
(2) Disconnect the ECM connector.
(3) Measure the resistance according to the value(s) in the table below.
Standard Resistance (Check for Open):

Component Tests and General Diagnostics|Page 3401 > < Component Tests and General Diagnostics|Page 3399