toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 4033 > < Initial Inspection and Diagnostic Overview|Page 4031
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10. CHECK POWER STEERING ECU

a. Disconnect the A1 and E18 ECU connectors. 
b. Measure the resistance of the wire harness side connectors.

11. CHECK COMBINATION METER ECU 

a. Disconnect the E19 ECU connector.
b. Measure the resistance of the wire harness side connector.

Initial Inspection and Diagnostic Overview|Page 4033 > < Initial Inspection and Diagnostic Overview|Page 4031