Do you have access to Mitchell1 Prodemand? If you are willing to share user/password (we can pay $250), please get in contact with us ASAP: email operation-charm [[at]] tuta.io or click to submit anonymously. (I know, we said we wouldn't ask any more...but it's important!)
DF11
Continuous Memory Diagnostic Trouble Code (DTC) 81/128 indicates the Manifold Absolute Pressure (MAP) sensor vacuum has not changed more than 7 kPa (2 in Hg) during normal vehicle operation. Possible causes:
- MAP sensor vacuum supply hose improper routing, blockage and/or linkage.
- MAP sensor leak.
- Key "OFF".
- Check vacuum hoses for proper routing. See Emissions / Diagrams / Vacuum. Check MAP sensor vacuum supply hoses for disconnections, kinks or blockage.
- Are vacuum hoses OK?
Yes -- Go to DF12. DF12
No -- Service vacuum hoses as necessary. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)