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:

Correct driving posture
Adjust the angle of the seatback so that you are sitting straight up and so that you do not have to lean forward to steer. Adjust the seat so that you can depress the pedals fully and so that your arms bend slightly at the elbow when gripping the steering wheel. Lock the head rest ...

Oxygen Sensor Circuit
HINT: Sensor 2 refers to the sensor mounted behind the Three-Way Catalytic Converter (TWC) and located far from the engine assembly. DESCRIPTION A three-way catalytic converter (TWC) is used in order to convert the carbon monoxide (CO), hydro carbon (HC), and nitrogen oxides (HOx) into ...

Pressure Control Solenoid "A" Electrical (Shift Solenoid Valve SL1)
DESCRIPTION Shifting from 1st to 5th is performed in combination with "ON" and "OFF" operation of the shift solenoid valves SL1, SL2, SL3, S4 and SR which are controlled by the ECM. If an open or short circuit occurs in either of the shift solenoid valves, the ECM cont ...