Code No.L0432 RLS RS adaptation error <Vehicles with lighting control sensor>
DIAGNOSTIC FUNCTION
When the lighting control sensor is installed with the wrong procedure, code No. L0432 is set in LIN.
COMMENTS ON TROUBLE SYMPTOM
The lighting control sensor may have been installed with the wrong procedure.
- Incorrect installation procedure: Connect the connector before mounting the lighting control sensor onto the optical coupler of the windshield.
- Correct installation procedure: Mount the lighting control sensor onto the optical coupler of the windshield. Wipe the windshield surface thoroughly, and check that the surface is dry. Then, connect the connector.
PROBABLE CAUSES
- Lighting control sensor improperly installed
- Lighting control sensor (rain sensor) abnormal operation
DIAGNOSIS PROCEDURE
STEP 1. Check whether the diagnosis code is set again.
Disconnect the connector from the lighting control sensor, and connect the connector to the lighting control sensor again. Then, check again if the diagnosis code is set in the LIN.
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(1)Disconnect the connector of lighting control sensor, and connect it again.
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When connecting the connector, follow the correct installation procedure.
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(2)Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
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(3)Check if diagnosis code is set.
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Q.
Is the diagnosis code set?
Go to Step 2.
The lighting control sensor is installed with the wrong procedure.
STEP 2. Lighting control sensor installation surface check
Visually check the presence of scratches or air bubbles (diameter of 5 mm or more) on the windshield to which the lighting control sensor is installed. In addition, visually check that the optical coupler is not broken and that the lighting control sensor can be installed.
Q.
Is the check result normal?
Go to Step 3.
Replace the windshield (Refer to GROUP 42A - Windshield
)
STEP 3. Check whether the diagnosis code is set again.
Check again if the diagnosis code is set in the LIN.
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(1)Wipe the windshield surface of the lighting control sensor section thoroughly, and check that the surface is dry. Then, perform the lighting control sensor (rain sensor) adaptation. <Refer to GROUP 51 - Lighting Control Sensor (Rain Sensor) Adaptation >.
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(2)Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
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(3)Check if diagnosis code is set.
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Q.
Is the diagnosis code set?
Replace the lighting control sensor (Refer to Lighting Control Sensor
).
The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction
).