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

Dtc b1185/57 short in p squib (2nd step) circuit

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Eco Driving Indicator Light customization (except vehicles with a manual transmission)
Eco Driving Indicator Light can be activated or deactivated. 1 While the odometer is being displayed, press and hold the “DISP” switch to display the Eco Driving Indicator Light customization screen. 2 Press the “DISP” switch to set Eco Driving Indicator Light to on or off. 3 Press and ...

Circuit description
When the ignition switch is turned on, battery positive voltage is applied to the coilwhich closes the contacts of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm. This signal causes current to flow to the coil, closing the contacts of the efi relay and supplyin ...

Oxygen / af sensor heater monitor
Preconditions The monitor will not run unless: mil is off  drive pattern  connect the obd ii scan tool to the dlc3 to check monitor status and preconditions.  Start the engine and allow it to idle for 9 minutes.  Drive the vehicle at 25 mph (40 km ...