Toyota Highlander Service Manual: Occupant classification ECU
COMPONENTS
REPLACEMENT
HINT: Installation is in the reverse order of removal.
1. PRECAUTION (SEE PAGE 60-1 )
2. DISCONNECT BATTERY NEGATIVE TERMINAL (SEE PAGE 60-1 )
3. REMOVE FRONT RH SEAT ASSY (SEE PAGE 72-1 1 (POWER SEAT) OR 72-19 (MANUAL SEAT))
4. REMOVE OCCUPANT CLASSIFICATION ECU
(a) Disconnect the 2 connectors from the occupant classification ECU.
(b) Using a screwdriver, remove the occupant classification ECU.
5. INSTALL OCCUPANT CLASSIFICATION ECU
(a) Check that the ignition switch is off.
(b) Check that the battery negative (-) terminal is disconnected.
CAUTION: After removing the terminal, wait for at least 90 seconds before starting the operation.
(c) Install the occupant classification ECU.
(d) Connect the 2 connectors to the occupant classification ECU.
NOTICE:
- If the occupant classification ECU has been dropped, or there are cracks, dents or other defects in the case, bracket or connector, replace it with a new one.
- When installing the occupant classification ECU, be careful that the SRS wiring does not interfere with other parts and that it is not pinched between other parts.
6. INSTALL FRONT RH SEAT ASSY (SEE PAGE 72-1 1 (POWER SEAT) OR 72-19 (MANUAL SEAT))
7. CONNECT BATTERY NEGATIVE TERMINAL
8. INSPECT SRS WARNING LIGHT (SEE PAGE 05-1207 )
Seat position air bag sensor
COMPONENTS
REPLACEMENT
HINT:
Installation is in the reverse order of removal.
1. PRECAUTION (SEE PAGE 60-1 )
2. DISCONNECT BATTERY NEGATIVE TERMINAL (SEE PAGE 60-1 )
3. REMOVE FRONT LH SEAT AS ...
Seat belt
...
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Inspection
1. INSPECT WATER PUMP ASSY
(a) Visually check the drain hole for coolant leakage.
(b) Turn the pulley, and check that the water pump bearing
moves smoothly and noiselessly.
If the bearing moves roughly or noisily, replace the water pump
assy.
(c) Visually check the air holes for coolan ...
