With CONSULT

OVERALL FUNCTION CHECK
This procedure can be used for checking the overall function of the mass air flow sensor circuit. During this check, a DTC might not be confirmed.

For The Above Malfunction c)
1. Turn ignition switch "ON".
2. Start engine and warm it up sufficiently.
3. Select "DATA MONITOR" mode with CONSULT
4. Check the voltage of mass air flow sensor with "DATA MONITOR".




5. Check for linear voltage rise in response to increases to about 4,000 rpm in engine speed.