OPERATION CHECK 1. CHECK WINDSHIELD DEICER OPERATION (a) Turn the ignition switch ON. (b) Check that pressing the air conditioning control assembly (windshield deicer switch) illuminates the indicator and warms the front windshield surface. (c) Check that after approximately 15 minutes, the indicator light turns off and the windshield deicer deactivates. |
Toyota Tundra Service Manual > Sfi System: Mass Air Flow Circuit Low (P0102,P0103)
DESCRIPTION The Mass Air Flow (MAF) meter is a sensor that measures the amount of air flowing through the throttle valve. The ECM uses this information to determine the fuel injection time and to provide the appropriate air-fuel ratio. Inside the MAF meter, there is a heated platinum wire which is e ...