DTC U0423:68 [ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE]
id1502b6026800
Description |
Error signal received from instrument cluster • Ignition switch error signal
• Selector lever position (R position) signal error
• Selector lever position (R position) signal not determined
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Detection condition
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• Ignition switch error signal
• Selector lever position (R position) signal error
• Selector lever position (R position) signal not determined
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Fail-safe
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• Ignition switch error signal
• Selector lever position (R position) signal error
• Selector lever position (R position) signal not determined
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Possible cause
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• DTCs are stored in the instrument cluster.
• Instrument cluster malfunction
• Adaptive front lighting system (AFS) control module malfunction
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System wiring diagram
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Not applicable
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Diagnostic Procedure
Step |
Inspection |
Action |
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1
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VERIFY INSTRUMENT CLUSTER DTCs
• Retrieve the instrument cluster DTCs using the M-MDS.
• Is the DTC displayed?
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Yes
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Repair the malfunctioning part according to the applicable DTC troubleshooting.
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No
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Go to the next step.
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2
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VERIFY IF MALFUNCTIONING LOCATION IS INSTRUMENT CLUSTER DEPENDING ON REPEATABILITY
• Clear the adaptive front lighting system (AFS) control module DTCs using the M-MDS.
• Switch the ignition ON (engine off or on) and wait for 5 s or more.
• Retrieve the adaptive front lighting system (AFS) control module DTCs using the M-MDS.
• Is the same Pending DTC present?
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Yes
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Replace the instrument cluster, then go to the next step.
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No
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Go to Step 4.
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3
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VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Clear the adaptive front lighting system (AFS) control module DTCs using the M-MDS.
• Switch the ignition ON (engine off or on) and wait for 5 s or more.
• Retrieve the adaptive front lighting system (AFS) control module DTCs using the M-MDS.
• Is the same Pending DTC present?
|
Yes
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Replace the adaptive front lighting system (AFS) control module, then go to the next step.
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No
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Go to the next step.
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4
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VERIFY IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
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Yes
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Repair the malfunctioning part according to the applicable DTC troubleshooting.
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No
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DTC troubleshooting completed.
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