DTC P1635 [5R55S]
id0502c1813800
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DTC P1635 |
Tire/axle ratio out of acceptable range |
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DETECTION CONDITION
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• Tire size or axle ratio message from the PCM corrupt or invalid.
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POSSIBLE CAUSE
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• CAN malfunction
• PCM malfunction
• TCM malfunction
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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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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2
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VERIFY STORED DTC IN PCM AND ABS HU/CM
• Turn the engine switch to the LOCK position, then to the ON position.
• Verify stored DTCs in PCM and ABS HU/CM.
• Are DTCs stored?
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Yes
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Go to the applicable DTC inspection.
(See DTC TABLE [WL-C, WE-C].)
(See ON-BOARD DIAGNOSIS.)
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No
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Go to the next step.
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3
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VERIFY DTCS
• Turn the engine switch to the LOCK position, then to the ON position.
• Verify the DTCs in the TCM memory.
• Are DTCs except for P1635 output?
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Yes
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Go to the applicable DTC inspection.
(See DTC TABLE [5R55S].)
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No
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Go to the next step.
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4
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ROAD TEST INSPECTION
• Road-test the vehicle to verify the respective shift points.
(See ROAD TEST [5R55S].)
• Are the shift points normal?
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Yes
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Go to the next step.
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No
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Inspect the symptom troubleshooting, then go to the next step.
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5
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VERIFY TROUBLESHOOTING OF DTC P1635 COMPLETED
• Make sure to reconnect all the disconnected connectors.
• Clear the DTC using the IDS/PDS.
• Start the engine.
• Perform the “After Repair Procedure”.
• Are any DTCs present?
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Yes
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Replace the TCM, then go to the next step.
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No
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Go to the next step.
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6
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VERIFY DTCS
• Are DTCs except for P1635 output?
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Yes
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Go to the applicable DTC inspection.
(See DTC TABLE [5R55S].)
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No
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DTC troubleshooting completed.
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