Toyota Sienna Service Manual: Front airbag sensor

Installation

1. INSTALL CENTER AIRBAG SENSOR ASSEMBLY Check that the ignition switch is off. Check that the battery negative (-) terminal is disconnected. CAUTION: After disconnecting the negativ ...

On-vehicle inspection

1. INSPECT FRONT AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION)  Perform a diagnostic system check. 2. INSPECT FRONT AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT D ...

Other materials:

Removal
1. DISCONNECT BATTERY NEGATIVE TERMINAL 2. REMOVE FRONT DOOR SCUFF PLATE LH HINT: (See page IP-6) 3. REMOVE FRONT DOOR SCUFF PLATE RH HINT: (See page IP-6) 4. REMOVE COWL SIDE TRIM BOARD LH HINT: (See page IP-6) 5. REMOVE COWL SIDE TRIM BOARD RH HINT: (See page IP-6) 6. REMOVE INSTRUMEN ...

Road test
1. PROBLEM SYMPTOM CONFIRMATION HINT: The dynamic laser cruise control system has two cruise control modes: the constant speed control mode and vehicle-to-vehicle distance control mode.  The vehicle-to-vehicle distance control mode is always selected when starting up the dynamic laser ...

Poor Sound Quality in All Modes (Low Volume)
INSPECTION PROCEDURE 1 CHECK AUDIO SETTINGS Set "BASS", "MID", and "TREB" to the initial values and check that sound is normal. OK: Malfunction disappears. 2 COMPARE WITH ANOTHER VEHICLE OF SAME MODEL Compare with another vehicle of the same model. ...