IG "OFF" and disconnect MAPS, TPS, APS, A/C Refrigerant Pressure Sensor connector.
IG "ON".
Check that sensor connector power supply is within the specification after turning IG KEY "ON".
Connect MAPS connector, TPS connector, APS connector, A/C Refrigerant Pressure Sensor connector in turn.
Measure the voltage of power circuit of each sensor with all connector connected.
Specification : Sensor power supply should not change as connecting MAPS connector, TPS connector, APS connector, A/C Refrigerant Pressure Sensor connector.
Does change of sensor power supply occur as connecting sensor connector?
![]() | ▶ Replace related sensors.(MAPS, TPS, APS, A/C Refrigerant Pressure Sensor) |
![]() | ▶ Repair short to ground and go to "Verification of Vehicle Repair". |