DTC U0115:00 [FW6A-EL]
id050225908100
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DTC U0115:00 |
Communication error to PCM (local CAN between TCM and PCM) |
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DETECTION CONDITION
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• Under the following condition, the TCM cannot receive the signal from PCM (local CAN between TCM and PCM):
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FAIL-SAFE FUNCTION
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• Set to TCC control.
• Inhibits learning control.
• Inhibits manual mode.
• Inhibits neutral idle control.
• Inhibits i-stop control.
• Inhibits AAS.
• Inhibits 5GR and 6GR.
• Inhibits shift down when the accelerator pedal is depressed.
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POSSIBLE CAUSE
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• PCM DTC is stored.
• PCM malfunction
• TCM malfunction
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SYSTEM WIRING DIAGRAM
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Not applicable
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION
• Record the freeze frame data/snap shot data.
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—
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Go to the next step.
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2
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VERIFY RELATED SERVICE INFORMATION AVAILABILITY
• Verify related Service Information availability.
• Is any related Service Information available?
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Yes
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Perform repair or diagnosis according to the available Service Information.
• If the vehicle is not repaired, go to the next step.
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No
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Go to the next step.
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3
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VERIFY PCM DTC
• Perform the PCM DTC inspection using the M-MDS.
• Are any DTCs present?
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Yes
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Go to the applicable DTC inspection.
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No
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PCM can be considered the cause.
• Replace the PCM, then go to the next step.
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4
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VERIFY DTC TROUBLESHOOTING COMPLETED
• Clear the DTC using the M-MDS.
• Perform the following procedure to ensure that the DTC has been resolved:
• Perform the DTC inspection using the M-MDS.
• Is the same DTC present?
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Yes
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Replace the control valve body, then go to the next step.
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No
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Go to the next step.
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5
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VERIFY NO DTC IS PRESENT
• Are any DTCs present?
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Yes
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Go to the applicable DTC inspection.
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No
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DTC troubleshooting completed.
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