toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 6188 > < Diagram Information and Instructions|Page 6186
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(1) Measure the resistance between the ECU ground terminal and body ground.

Standard resistance:
Below 1 Ohms

(2) Disconnect the ECU connector. Check the ground terminal on the ECU side and wire harness side for bending, corrosion or foreign matter.

Lastly, check the contact pressure of the female terminals.

Voltage Check

VOLTAGE CHECK

Diagram Information and Instructions|Page 6188 > < Diagram Information and Instructions|Page 6186