DTC P0733 (6-Speed A/T)

DTC P0733  : 3rd Gear Incorrect Ratio

NOTE: 

• Before you troubleshoot, review the General Troubleshooting Information - Refer to: How to Troubleshoot the A/T System .
• Drive the vehicle in this manner only if the traffic regulations and ambient conditions allow.

DTC (A/T)

1. Problem verification

   - 1. Turn the vehicle to the ON mode.

   - 2. Clear the DTC with the HDS.

   - 3. Test-drive the vehicle in 3rd gear in D for at least 12 seconds.

   - 4. Check for Pending or Confirmed DTCs with the HDS.

   DTC Description	Confirmed DTC	Pending DTC	Freeze Frame
   P0733 3rd Gear Incorrect Ratio

   Is DTC P0733 indicated?

   YES 

   The failure is duplicated. Go to step 2.

   NO 

   Intermittent failure, the system is OK at this time. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.

2. 3rd clutch pressure check

   - 1. Measure the 3rd clutch pressure.

   Is the 3rd clutch pressure within the service limit?

   YES 

   The 3rd clutch pressure is OK. Faulty 3rd clutch. Replace the 3rd/6th clutch or the transmission - Refer to: Automatic Transmission Removal and Installation (6-Speed A/T) . If replacing the 3rd/6th clutch, clean off any metal debris or excessive clutch material inside the transmission, the ATF hoses, the ATF pipes, and the hydraulic circuit. Then, replace the 3rd/6th clutch and the torque converter.

   NO 

   Go to step 3.

3. 3rd clutch hydraulic circuit check

   - 1. Measure the line pressure.

   Is the line pressure within the service limits?

   YES 

   Clogged 3rd clutch hydraulic circuit. Clean the 3rd clutch hydraulic circuit, or replace the transmission - Refer to: Automatic Transmission Removal and Installation (6-Speed A/T) . If cleaning the 3rd clutch hydraulic circuit, clean off any metal debris or excessive clutch material inside the transmission, the ATF hoses, the ATF pipes, and the hydraulic circuit. Then, replace the torque converter.

   NO 

   The 3rd clutch hydraulic circuit is OK. Faulty ATF pump or main regulator valve. Replace the main valve body (ATF pump), the regulator valve body (main regulator valve), or the transmission - Refer to: Automatic Transmission Removal and Installation (6-Speed A/T) . If replacing the main valve body or the regulator valve body, clean off any metal debris or excessive clutch material inside the transmission, the ATF hoses, the ATF pipes, and the hydraulic circuit. Then, replace the main valve body or the regulator valve body and the torque converter.