ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT: Description
If any of the following operations are performed, the initialization is necessary.
- Power supply to the sunroof motor assembly is cut off while the sunroof is operating.
- Disassembly and assembly of sunroof unit assembly.
AUTO OPERATION
Sunroof AUTO feature makes it possible to slide open and slide close or tilt up and tilt down the sunroof without holding the sunroof switch in the slide open/tilt down or slide close/tilt up position.
RETAINED POWER OPERATION
Retained power operation is an additional power supply function that enables sunroof system to operate 45 seconds even after the ignition switch is turned OFF.
Component Description
| Component | Function |
|---|---|
| BCM | Supplies the power to sunroof motor assembly. Controls retained power. |
| Sunroof switch | Transmits tilt up/down and slides open/close operation signal to sunroof motor assembly. |
| Sunroof motor assembly | It is sunroof motor and CPU integrated type that enables tilt up/down and slide open/close by sunroof switch operation |
| Front door switch | Detects door open/close condition and transmits to BCM. |
| Unified meter and A/C amp. | Transmits vehicle speed signal to sunroof motor assembly. |
COMPONENT DESCRIPTION
Description
Tilt up/down and slide open/close by sunroof switch operation.
Detects door open/closed condition.
HIGH FLASHER OPERATION
BCM detects the turn signal lamp circuit status by the current value.
BCM increases the turn signal lamp blinking speed if the bulb or harness open is detected with the turn signal lamp operating.
Note. The blinking speed is normal while activating the hazard warning lamp.
OPERATION PROCEDURE
- Connect both battery cables. NOTE: Supply power using jumper cables if battery is discharged.
- Turn the push-button ignition switch to ACC position. (At this time, the steering lock will be released.)
- Disconnect both battery cables. The steering lock will remain released with both battery cables disconnected and the steering wheel can be turned.
- Perform the necessary repair operation.
- When the repair work is completed, re-connect both battery cables. With the brake pedal released, turn the push-button ignition switch from ACC position to ON position, then to LOCK position. (The steering wheel will lock when the push-button ignition switch is turned to LOCK position.)
- Perform self-diagnosis check of all control units using CONSULT-III.
See also:
• REMOVAL AND INSTALLATION