Toyota Corolla (E120): Short in d squib circuit (to b+)

Dtc b0103/12 short in d squib circuit (to b+)

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Diagnostic trouble code chart
If a dtc is displayed during the dtc check, check the circuit listed in the table below and proceed to the page given. * :● ... Mil light up ...

On–vehicle inspection
1. Inspect brake booster Airtightness check.  Start the engine and stop it after 1 or 2 minutes. Depress the brake pedal several times slowly. Hint: if the pedal goes down farthest at the 1st time, but gradually rises after the 2nd or 3rd time, the booster is airtight. ...

Checking monitor status
Hint: ”monitor result” indicates normal or malfunction of each component and system when judgment has done. 1. How to read data Connect the hand–held tester to the dlc 3.  enter ”monitor result” from ”diagnosis / enhanced obd ii / monitor info / monitor result” on ...