Check Harness And Connector Main Body Ecu Light Control Rheostat

Wire Harness Side:

Light Control Rheostat Connector

Main Body Ecu Yaris 2007

Main Body ECU Connector

Main Body ECU Connector

Rheostat Light Control

(a) Disconnect the D29 light control rheostat connector.

(b) Disconnect the 4P main body ECU connector.

(c) Measure the resistance. Standard resistance



Specified Condition

D29-10 (IG)- 4P-1


Below 1 Q

(d) Reconnect the light control rheostat connector.

(e) Reconnect the main body ECU connector.

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