Barometric Pressure Switch: Testing and Inspection

MAP/BARO SWITCH SOLENOID VALVE










With CONSULT
1. Start engine and warm it up to normal operating temperature.
2. Perform "MAP/BARO SW/V" in "ACTIVE TEST" mode with CONSULT.
3. Check the following.
- Condition: At idle under no-load
- CONSULT display

MAP/BARO ABSOL PRES/SE (Voltage.
BARO More than 2.6V
MAP Less than the voltage at BARO

- Time for voltage to change

MAP/BARO SW/V Required time to switch
BARO to MAP Less than 1 second
MAP to BARO Less than 1 second

4. If NG, check solenoid valve as shown.

Without CONSULT
1. Remove MAP/BARO switch solenoid valve.




2. Check air passage continuity.
3. If NG or operation takes more than 1 second, replace solenoid valve.