Manifold Pressure/Vacuum Sensor: Service and Repair

Manifold Absolute Pressure Sensor Replacement

Removal Procedure




1. Remove the air cleaner outlet duct.
2. Disconnect the evaporative emission (EVAP) canister purge tube from the intake manifold.
3. Reposition the EVAP canister purge tube (1) out of the way.




4. Disconnect the engine wiring harness electrical connector (3) from the fuel injector wiring harness electrical connector (4).
5. Remove the fuel injector wiring harness electrical connector clip (1) from the engine wiring harness clip (2).




6. Disconnect the fuel injector wiring harness electrical connector (1) from the manifold absolute pressure (MAP) sensor.




7. Remove the fuel injector wiring harness clips (1) from the fuel rail tabs.
8. Disconnect the fuel injector wiring harness electrical connectors (2) from the fuel injectors.
9. Remove the fuel injector wiring harness.




10. Using a small flat bladed tools, gently pry up and remove the MAP sensor (1).

Installation Procedure




1. Lubricate the NEW MAP sensor seal with clean engine oil.
2. Install the MAP sensor (1) into the intake manifold.




3. Install the fuel injector wiring harness.
4. Connect the fuel injector wiring harness electrical connectors (2) to the fuel injectors.
5. Install the fuel injector wiring harness clips (1) to the fuel rail tabs.




6. Connect the fuel injector wiring harness electrical connector (1) to the MAP sensor.




7. Connect the engine wiring harness electrical connector (3) to the fuel injector wiring harness electrical connector (4).
8. Install the fuel injector wiring harness electrical connector clip (1) to the engine wiring harness clip (2).




9. Position the EVAP canister purge tube (1) out of the way.
10. Connect the EVAP canister purge tube to the intake manifold.
11. Install the air cleaner outlet duct.