Toyota Corolla (E120): Short in d squib (2nd step) circuit

Dtc b1180/17 short in d squib (2nd step) circuit

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Instrument panel/meter
Preparation Sst Recomended tools Equipment Seat Preparation Equipment Theft deterrent & door lock Preparation Recomended tools ...

Circuit description
The door key lock and unlock switch is built in the door lock motor. Wiring diagram Inspection procedure 1 Check door lock 2 Check wire harness (tvip ecu  door lock) Disconnect the tvip ecu and door lock connectors.  check the continuity between the terminals of the t ...

Terminals of ecu
Oscilloscope wave (*1) Hint: terminal: od – gnd gauge set: 5 v / div, 50 ms / div condition: during cruise control driving o/d switch on. ...