Circuit Description
WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is output when failure of cam position circuit is detected.
HINT:
When cam position switch 1, 2 and 3 are not all "ON" or all "OFF", this DTC is cleared.
DTC DETECTING CONDITION
| DTC No. | DTC Detecting Condition | Trouble Area |
|---|---|---|
| B2212 | Cam position switch 1, 2 and 3 in the door closer and double locking motor are all "ON" or all "OFF". |
|
The closer detection switch is built in the door lock assembly.
This switch is to detect the position of the closer motor.
The relationship between each switch and closer motor conditions are as follows.
When it operates regular rotation, the operation goes from top of the list. When reverse rotation, from bottom of the list.
Closer motor conditions
| Closer motor conditions | CPS1 | CPS2 | CPS3 |
|---|---|---|---|
| (Error range) | OFF | OFF | OFF |
| 1. Original position | OFF | ON | ON |
| 2. Closer operation range | ON | ON | OFF |
| 3. Reverse rotation range | ON | OFF | OFF |
| 4. Reverse rotation range | ON | OFF | ON |
| (Error range) | OFF | OFF | OFF |
If the closer detection switch does not operate in order mentioned above, Passenger door ECU judges the closer as errors, and the operation is stopped.
Regular rotation: 1 --> 2 --> 3 --> 4 --> 6 --> 5 --> 1
Reverse rotation: 1 --> 5 --> 6 --> 4 --> 3 --> 2 --> 1