Toyota Sienna Service Manual: Precaution
1. REMOVAL AND INSTALLATION OF THE BATTERY TERMINAL
- Before performing electrical work, disconnect the battery negative (-) terminal in order to prevent a short in the system.
- When disconnecting and reconnecting the battery cable, turn the ignition switch and lighting switches off and loosen the terminal nut completely. Perform these operations without prying on the terminal.
- When the battery terminal is disconnected, the
memories of the clock, radio, DTCs, etc. are erased.
Before disconnecting the terminal, check and make a note of them
PARTS LOCATION
How to proceed with
troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
Check for DTC output
4 PROBLEM SYMPTOM CONFIRMATION
5 PROBLEM SYMPTOMS TABLE
6 CIRCUIT ...
Other materials:
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
2. REMOVE FRONT SEAT ASSEMBLY
HINT:
Refer to the instructions for removal of the front seat
assembly (for flat type).
Refer to the in ...
Terminals of ECU
1. CLEARANCE WARNING ECU
*1: with Front Clearance Sonar
2. AIR CONDITIONER AMPLIFIER ASSEMBLY
*1: with Front Clearance Sonar
*2: Manual A/C
*3: Auto A/C
Reference: waveform 1
HINT:
Terminal: CBZ - E, BBZ - E, Z- - Body ground
Gauge set: 2 ...
Reassembly
1. INSTALL PLANETARY GEAR
(a) Apply grease to the planetary gears and pin parts of
the planetary shaft.
(b) Install the 3 planetary gears.
2. INSTALL STARTER ARMATURE ASSEMBLY
(a) Apply grease to the plate washer and the armature
shaft.
(b) Install the starter armature to the star ...
