2006-2009 Toyota Camry Harsh 5-4 Downshift on Deceleration

Some 2006 – 2009 model year Camry vehicles equipped with the 2AZ-FE engine and U250E automatic transaxle (ATM) may exhibit a harsh 5–4 downshift under the following conditions: • ATM at normal operating temperature • After driving above 45 mph (72 km/h) • Decelerating through 28 mph (45 km/h) The line pressure control solenoid assembly (SLT) has been improved to reduce this condition on customer complaint vehicles.
Repair Procedure 1. Test drive and verify that the 5–4 harsh downshift condition occurs as described in the Introduction section in this TSB. 2. Replace the SLT solenoid assembly. Refer to the Technical Information System (TIS): • 2006 model year Camry Repair Manual: Drivetrain – Automatic Transmission/Transaxle – “Transmission Valve Body Assy (U250E): Replacement” • 2007 model year Camry Repair Manual: Drivetrain – Automatic Transmission/Transaxle: Unit Repair – “U250E Automatic Transaxle: Shift Solenoid Valve: Removal, Disassembly, Inspection, Reassembly” 3. Reinstall the automatic transaxle oil pan. Refer to TIS: • 2006 model year Camry Repair Manual: Drivetrain – Automatic Transmission/Transaxle – “Transmission Valve Body Assy (U250E): Replacement” • 2007 / 2008 / 2009 model year Camry Repair Manual: Drivetrain – Automatic Transmission/Transaxle: Unit Repair – “U250E Automatic Transaxle: Shift Solenoid Valve: Installation” 4. Test drive and verify that the ATM operates normally.

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