RL V6-3.7L (2009)
Information Bus: Component Tests and General Diagnostics
Troubleshooting - B-CAN System Diagnosis Test Mode A
Troubleshooting - B-CAN System Diagnosis Test Mode A
NOTE: AcuraLink can be used to easily check for B-CAN line failure. See: Accessories and Optional Equipment/Radio, Stereo, and Compact
Disc/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/How to Troubleshoot the AcuraLink (With AcuraLink)
Do this diagnosis first if the symptom is related to the B-CAN system.
NOTE: Always turn the ignition switch within 3 seconds when prompted in the DTC troubleshooting procedures in this section.
1. Check the symptom against this list of B-CAN related systems:
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Gauge control module
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Exterior lights
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Turn signals
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Entry light control
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Interior lights
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Safety indicators
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Rear window defogger
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HandsFreeLink
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Horns (security and panic)
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Chimes (key, seat belt, lights-on, and parking brake)
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Power windows
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Power window/moonroof timer
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Wiper/washer
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Security
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Keyless entry
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Power door locks
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Climate control
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Key interlock
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Dash light brightness
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Driving position memory system
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Keyless access
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XM radio
Is the symptom related to the B-CAN system?
YES - Go to step 2.
NO - Go to the system troubleshooting for the system with the symptom.
2. Connect the HDS, then turn the ignition switch to ON (II).
