Inspection Procedure

1. Connect an intelligent tester or a Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the tester ON.
4. Select the following menu items:
   1. Intelligent tester - Select: DIAGNOSIS / ENHANCED OBD II / DTC INFO / CURRENT CODES.
   2. Techstream - Select: Powertrain / Engine and ECT / Trouble Codes.
5. Read DTCs.

   Result 

   RESULT REFERENCE
   
   

   Result	Proceed to
   P0111 and other DTCs	A
   P0111	B

   HINT:

   If any DTCs other than P0111 are output, troubleshoot those DTCs first.

B : REPLACE MASS AIR FLOW METER  (See REMOVAL )

A: Go TO DTC CHART  (See DIAGNOSTIC TROUBLE CODE CHART )