Toyota Sienna Service Manual: Mass air flow meter

Installation

1. INSTALL ACCELERATOR PEDAL ROD NOTICE:  Avoid physical shock to the accelerator pedal assembly.  Do not disassemble the accelerator pedal assembly.  Install the a ...

On-vehicle inspection

1. INSPECT MASS AIR FLOW METE NOTICE:  Perform the mass air flow (MAF) meter inspection by following the procedures below.  Only replace the MAF meter when the MAF value in th ...

Other materials:

Disassembly
1. REMOVE OCCUPANT CLASSIFICATION ECU 2. REMOVE FRONT SEAT CUSHION SHIELD INNER RH  Remove the screw.  Using a screwdriver, disengage the claws and remove the cushion shield inner. HINT: Tape the screwdriver tip before use. 3. REMOVE FRONT SEAT INNER BELT ASSEMBLY RH &nbs ...

Data list / active test
HINT: By accessing the DATA LIST displayed on the intelligent tester, you can perform such functions as reading the values of switches and sensors without removing any parts. Reading the DATA LIST as the first step in troubleshooting is one method to shorten labor time. 1. DATA LIST FOR CENTER ...

Noise Occurs
INSPECTION PROCEDURE 1 NOISE CONDITION Check in which direction the noise comes from (front left or right, or rear left or right).  Check in which direction the noise comes from. OK: The location of the noise source can be determined 2 CHECK SPEAKERS Check the installatio ...