DTC U0336:82 [GATEWAY UNIT (GWU) (TYPE-B)]
id0902zc791800
Outline
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System malfunction location |
Error signal received from SAS control module |
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Detection condition
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• The gateway unit (GWU) detects any of the following conditions.
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Fail-safe
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Not applicable
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Possible cause
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• DTCs are stored in the SAS control module.
• SAS control module malfunction
• Gateway unit (GWU) malfunction
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System wiring diagram
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Not applicable
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Connector diagram
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Not applicable
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Diagnostic Procedure
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Step |
Inspection |
Results |
Action |
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1
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VERIFY SAS CONTROL MODULE DTCs
• Perform the DTC inspection for the SAS control module.
(See DTC INSPECTION.)
• Is a DTC displayed?
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Yes
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Repair the malfunctioning location 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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INSPECT SAS CONTROL MODULE FOR MALFUNCTION DEPENDING ON REPEATABILITY
• Install/connect the part removed/disconnected during the troubleshooting procedure.
• Clear the DTC recorded in the memory.
(See CLEARING DTC.)
• Perform the DTC inspection for the gateway unit (GWU).
(See DTC INSPECTION.)
• Is the same Pending DTC present?
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Yes
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Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error.
If the CAN communication is normal, replace the SAS control module and perform the repair completion verification.
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No
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Go to the next step.
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Repair completion verification 1
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VERIFY THAT VEHICLE IS REPAIRED
• Install/connect the part removed/disconnected during the troubleshooting procedure.
• Clear the DTC recorded in the memory.
(See CLEARING DTC.)
• Perform the DTC inspection for the gateway unit (GWU).
(See DTC INSPECTION.)
• Is the same Pending DTC present?
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Yes
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Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error.
If the CAN communication is normal, perform the diagnosis from Step 1.
• If the malfunction recurs, replace the gateway unit (GWU), then go to the next step.
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No
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Go to the next step.
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Repair completion verification 2
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VERIFY IF OTHER DTC IS DISPLAYED
• Perform the DTC inspection.
(See DTC INSPECTION.)
• Are any other DTCs displayed?
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Yes
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Repair the malfunctioning location according to the applicable DTC troubleshooting.
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No
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DTC troubleshooting completed.
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