Toyota Sienna Service Manual: On-vehicle inspection
1. CHECK ACCELERATOR PEDAL ROD
- Check the voltage.
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch to the ON position.
- Turn the intelligent tester on.
- Select the menu items: DIAGNOSIS / ENHANCED OBD II / DATA LIST / ALL / ACCEL POS #1, ACCEL POS #2.
- Operate the accelerator pedal, and then check that the ACCEL POS #1 and ACCEL POS #2 values are within the specifications.
Standard voltage (ACCEL POS #1)
Standard voltage (ACCEL POS #2)
If the result is not as specified, check the accelerator pedal rod, wire harness or ECM.
Accelerator pedal rod
COMPONENTS
...
Removal
1. REMOVE ACCELERATOR PEDAL ROD
Disconnect the accelerator pedal position sensor
connector.
Remove the 2 nuts and accelerator pedal rod.
...
Other materials:
Operation check
1. REMOVE CHECK FUNCTION
Check that the key reminder warning buzzer
sounds.
With the driver side door closed, insert the key
into the ignition key cylinder and then turn the
key to LOCK or ACC.
Check that the buzzer sounds intermittently if
the driver side door ...
Actuator Supply Voltage Circuit / Open
DESCRIPTION
The ECM monitors the output voltage to the throttle actuator. This self-check
ensures that the ECM is
functioning properly. The output voltage is usually 0 V when the ignition switch
is turned off. If the output
voltage is higher than 7 volts when the ignition switch is turned ...
Power slide door warning buzzer
INSPECTION
1. INSPECT POWER SLIDE DOOR WARNING BUZZER LH
Check the resistance of the buzzer.
Resistance
If the result is not as specified, replace the buzzer.
NOTICE:
The circuit that causes the buzzer to sound is
built into the slide door ECU, not around the
buzzer.
Direct ...
