The following items must be initialized for normal system operation after such cases as the battery being reconnected, or maintenance being performed on the vehicle:

Customization
For ownersInitialization
Zero point calibration
Notice:
Make sure that the front passenger seat is not
occupied before performing the operation.
Hint:
Perform the zero point calibration and sensitivity check if
any of the following conditions apply.
The occupant classification ecu is replaced.
Accessories ( ...
Crankshaft position sensor "A"
Description
The crankshaft position (ckp) sensor system consists of a ckp sensor plate
and a pickup coil.
The sensor plate has 34 teeth and is installed on the crankshaft. The pickup
coil is made of wound copper
wire, an iron core and magnet. The sensor plate rotates and, as each tooth ...
Removal
Discharge fuel system pressure (see page
fu-9)
Drain coolant (see page co-6)
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation ...