Toyota Corolla (E120): Inspection
1. Inspect sliding roof limit switch
- Inspect the sliding roof limit switch continuity.
Standard:
If the continuity is not as specified, replace the switch.
2. Inspect sliding roof drive gear sub–assy
- Connect the positive (+) lead from the battery to terminal 2 and the negative (–) lead to terminal 1, and check that the motor turns clockwise (moves to the close side).
- Reverse the polarity, check that the motor turns counterclockwise (moves to the open side).
If the operation is not as specified, replace the motor.
3. Inspect sliding roof motor circuit breaker
- With the sliding roof in the fully opened position, hold the sliding roof switch in the ”open” side and check that there is circuit breaker operating noise within 10 to 60 seconds.
- With the sliding roof in the fully opened position, hold the sliding roof switch in the ”close” side and check that the sliding roof begins to close within 60 seconds.
If the operation is not as specified, replace the motor.
4. Inspect power main relay
- Remove the power window relay from the instrument panel j/b.
- inspect the power window relay.
Standard:
If the result is not as specified, replace the relay.
Other materials:
Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
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Circuit description
The throttle pressure that is applied to the primary regulator
valve (which modulates the line pressure) causes the solenoid
valve slt, under electronic control, to precisely and minutely
modulate and generate the line pressure according the extent
of the accelerator pedal depressed or the o ...
Temporarily engaged gear steps selection mode in the D position
To drive in temporary gear steps selection mode, operate the “-” and “+” paddle
shift switches. The gear steps can then be selected by operating the “-” and “+”
paddle shift switches. By selecting gear step using paddle shift switches, you can
control engine braking forces.
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