DTC P0068: Manifold Pressure/Throttle Position Correlation - Vacuum Leak Detected: Notes

WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: For component location, see COMPONENT LOCATIONS . For connector identification, see CONNECTOR IDENTIFICATION . For circuit identification and wiring diagram, see WIRING DIAGRAMS . In testing procedures Alpha/Numeric character in patientness i.e. (K4) designates circuit. After each repair procedure has been completed, reconnect all components. Perform POWERTRAIN VERIFICATION TEST VER-5 under VERIFICATION TESTS to ensure system is functioning properly.

This manifold leak is monitored with the engine running, during all drive modes. The DTC will set if the vacuum drops below 1.5 Hg with engine RPM greater than 2000 RPM at closed throttle.