DTC B1093 [ADVANCED KEYLESS SYSTEM]
id0902e2802800
DTC B1093 |
Unprogrammed steering lock unit. |
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DETECTION CONDITION
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• Unprogrammed steering lock unit.
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POSSIBLE CAUSE
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• Steering lock unit malfunction
• Open or short circuit in wiring harness between keyless control module and steering lock unit
• Keyless control module malfunction
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Diagnostic procedure
STEP |
INSPECTION |
ACTION |
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1
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INSPECT COMMUNICATION CIRCUIT FOR CONTINUITY
• Disconnect keyless control module connector and steering lock unit connector.
• Is there continuity between keyless control module terminal 3H and steering lock unit terminal E?
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Yes
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Perform the resetting procedure for the steering lock unit.
Go to the next step
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No
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Repair the wiring harness between the steering lock unit and keyless control module.
Go to the next step
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2
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INSPECT STEERING LOCK UNIT
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
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Yes
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Replace the steering lock unit and perform the resetting procedure for the steering lock unit..
Go to the next step
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No
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DTC troubleshooting completed.
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3
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INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
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Yes
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Replace the keyless control module and perform the resetting procedure for the advanced keyless system when replacing the keyless control module.
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No
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DTC troubleshooting completed.
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