DTC P0101: Mass or Volume Air Flow Circuit Range / Performance Problem: Procedure
- CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P0101)
- Connect the Techstream to the DLC3.
- Turn the ignition switch to the ON position.
- Turn the Techstream on.
- On the Techstream, select the following menu items: Powertrain / Engine and ECT / Trouble Codes.
- Read the DTCs.
Result
Display (DTC Output) Proceed to P0101 and other DTCs A P0101 B HINT:
If any DTCs other than P0101 are output, troubleshoot those DTCs first.
B → See step 2
A → See step 3
- REPLACE MASS AIR FLOW METER. Refer to REMOVAL
- GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART