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

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

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Circuit description
The fuel trim is related to the feedback compensation value, not to the basic injection time. The fuel trim includes the short–term fuel trim and the long–term fuel trim. The short–term fuel trim is the short–term fuel compensation used to maintain the air–fuel ratio at stoichiomet ...