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11.3 Air Pressure Sensor Failure Failure codes: P0102, P0103, P0112, P0113 No. Operating steps Result Follow up steps 1 Put the ignition switch to “ON”.
Next step Yes 4 2 Pull out joint of intake air pressure sensor on harness; use a multimeter to check if a 5V voltage is present between 2# and 3# pins of the joint. No Next step Yes Repair or replace harness 3 Between ECU and harness, use a multimeter to respectively check if it is break or short circuit between 42# and 33# pins of ECU and 1#, 2#, 3#, 4# pins of sensor joint. No Next step 4 Replace the intake air temperature pressure sensor.
Next step
Note: In case the sensor shorts to 5V or 12V power supply or ground, the engine may not start up or stop running.
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