MAP Sensor Inspection
- Ignition "OFF".
- Connect VMI to KDS and set up an oscilloscope as follow (2-channel);
Channel A (+): Pin No. 1 (Signal) terminal of MAP Sensor.
Channel A (-): Ground
Channel B (+): Pin No. 4 (TPS1 Signal) terminal of Throttle Body.
Channel B (-): Ground
- Ignition "ON" & Engine "ON".
- Testing Condition: Idle to Acceleration.
Specification: Refer to Figure below
- Is the measured value within specification?
YES
- Go to next procedure.
NO
- Carefully re-do this troubleshooting guide steps.
- If no problems were found with the circuits or connectors, replace MAP Sensor and then go to "Verification Of Repair " procedure.
CAUTION:
- Install the component with the specified torques.
- Note that internal damage may occur when the component is dropped or mis- treated.
CAUTION:
- Insert the sensor in the installation hole and be careful not to damage.