CHECK MASS AIR FLOW METER SUB-ASSEMBLY
Check the mass air flow value.
Connect the intelligent tester to the DLC3.
Turn the ignition switch to ON.
Turn the intelligent tester on.
Enter the following menus: Powertrain / Engine and ECT / Data List / All Data / MAF.
Blow air into the MAF meter and check that the MAF value fluctuates.
for CCo:
If the result is not as specified, check the MAF meter, or wiring and ECM Click here.
for DPF:
If the result is not as specified, check the MAF meter, or wiring and ECM Click here.