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DTC Troubleshooting: P1747 (45)

DTC P1747:
 Hydraulic Control System (Cut A Valve Stuck ON or Cut B Valve Stuck OFF)
  1. Warm up the engine to normal operating temperature (the radiator fan comes on).
  1. Make sure that the transmission is filled to the proper level, and check for fluid leaks.
  1. Drain the ATF through a strainer. Inspect the strainer for metal debris or excessive clutch material.
Does the strainer have metal debris or excessive clutch material?
YES -
Replace the transmission, then go to Step 7 .
NO -
  1. Clear the DTC with the HDS.
  1. Test-drive the vehicle with the shift lever in D for at least 3 seconds, and let the transmission shift through all five gears. Then slow down to a stop.
  1. Monitor the OBD status for P1747 in the DTCs/Freeze Data in A/T Mode Menu for a pass/fail.
Does the HDS indicate FAILED?
YES -
Repair cut A valve in the servo body, repair cut B valve in the main valve body, replace the main valve body or servo body, then go to Step 7 , or replace the transmission.
NO -
Intermittent failure, the system is OK at this time. If the HDS indicates NOT COMPLETED, return to Step 5 and recheck.■
  1. Clear the DTC with the HDS.
  1. Test-drive the vehicle with the shift lever in D for at least 3 seconds, and let the transmission shift through all five gears. Then slow down to a stop.
  1. Monitor the OBD status for P1747 in the DTCs/Freeze Data in A/T Mode Menu for a pass/fail.
Does the HDS indicate PASSED?
YES -
Troubleshooting is complete.■
NO -
Return to Step 7 and recheck. If the HDS indicates NOT COMPLETED, return to Step 8 and recheck.