Code 31 - Volume Air Flow Meter Signal

Data Trouble Code No. 31 - Volume Air Flow Meter Signal

Detecting Condition
The following conditions are met:
- No volume air flow meter signal to ECM for 2 seconds when engine speed is above 300 rpm.
- Engine stall.

Trouble Area
^ Open or short in volume air flow meter signal circuit.
^ Volume air flow meter.
^ Engine Control Module.

Malfunction Indicator Lamp
Normal Mode ON
Test Mode N.A.

Recorded in memory?
Yes