Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Disassembly

(a) Using a screwdriver with its tip wrapped with protective tape, remove the breather plug hose from the breather plug.

NOTICE:

Be careful not to damage the breather plug.

(b) Using a screwdriver with its tip wrapped with protective tape, remove the No. 1 breather plug (ATM) from the breather plug hose.

NOTICE:

Be careful not to damage the No. 1 breather plug (ATM).

(a) Remove the nut and transmission control shaft lever from the manual valve lever sub-assembly.

(a) Using a screwdriver, bend back the tabs of the lock plate and remove the lock nut and lock plate from the park/neutral position switch assembly.

(b) Remove the 2 bolts and park/neutral position switch assembly from the automatic transaxle case sub-assembly.

(a) Using a T40 "TORX" socket wrench, remove the drain plug from the overflow plug.

(a) Using a 17 mm straight hexagon wrench, remove the overflow plug from the transaxle housing.

(b) Remove the O-ring from the overflow plug.

(a) Remove the 2 bolts and outlet No. 1 oil cooler tube sub-assembly from the transaxle housing.

(b) Remove the O-ring from the outlet No. 1 oil cooler tube sub-assembly.

(a) Remove the 2 bolts and inlet No. 1 oil cooler tube sub-assembly from the transaxle housing.

(b) Remove the O-ring from the inlet No. 1 oil cooler tube sub-assembly.

(a) Remove the refill plug from the automatic transaxle case sub-assembly.

(a) Using a screwdriver with its tip wrapped with protective tape, remove the transmission case plug assembly from the transaxle housing.

NOTICE:

Be careful not to damage the transaxle housing.

(a) Using a T40 "TORX" socket wrench, remove the 13 bolts.

(b) Insert the blade of an oil pan seal cutter between the transaxle side cover sub-assembly and automatic transaxle case sub-assembly. Cut through the applied seal packing and remove the transaxle side cover sub-assembly.

NOTICE:

Be careful not to damage the sealing surface of the automatic transaxle case sub-assembly.

(a) Remove the 2 transmission oil cleaner magnets from the transaxle side cover sub-assembly.

(a) Remove the 24 bolts.

(b) Using a plastic hammer, tap on the circumference of the transaxle housing to remove it from the automatic transaxle case sub-assembly.

(a) Remove the bolt and clamp from the transaxle housing.

(b) Remove the differential gear lube apply tube from the transaxle housing.

(a) Remove the 2 bolts and transaxle housing oil separator from the transaxle housing.

(b) Remove the 3 transmission oil cleaner magnets from the transaxle housing oil separator.

(a) Using SST, remove the differential case tapered roller bearing (front side outer race) from the transaxle housing.

SST: 09308-00010

(a) Using SST and a hammer, remove the front drive shaft oil seal RH from the transaxle housing.

SST: 09950-60010

09951-00550

SST: 09950-70010

09951-07200

(a) Using a screwdriver with its tip wrapped with protective tape, pry up the counter driven gear tapered roller bearing (front side outer race).

NOTICE:

Be careful not to damage the transaxle housing.

(b) Using SST, remove the counter driven gear tapered roller bearing (front side outer race) from the transaxle housing.

SST: 09308-36010

(a) Remove the 3 transaxle case gaskets from the front oil pump assembly.

(b) Remove the front oil pump body O-ring from the front oil pump assembly.

(c) Remove the 7 bolts and front oil pump assembly from the automatic transaxle case sub-assembly.

(d) Remove the planetary carrier thrust washer from the front oil pump assembly.

(a) Remove the No. 1 governor apply gasket from the automatic transaxle case sub-assembly.

(a) Remove the bolt, manual detent spring cover and manual detent spring sub-assembly from the automatic transaxle case sub-assembly.

(a) Remove the bolt, spring guide sleeve and torsion spring from the automatic transaxle case sub-assembly.

(b) Remove the bolt and parking lock pawl bracket from the automatic transaxle case sub-assembly.

(c) Remove the parking lock rod sub-assembly from the manual valve lever sub-assembly.

HINT:

Align the slot with the notches on the manual valve lever sub-assembly to remove the parking lock rod sub-assembly.

(a) Remove the parking lock pawl shaft and torsion spring from the automatic transaxle case sub-assembly.

(b) Remove the parking lock pawl from the automatic transaxle case sub-assembly.

(a) Remove the parking lock pin sub-assembly from the automatic transaxle case sub-assembly.

(a) Remove the manual valve lever sub-assembly from the automatic transaxle case sub-assembly.

(a) Remove the bolt from the automatic transaxle case sub-assembly.

(b) Remove the B-1 brake band assembly from the C-3 and C-4 clutch drum.

(c) Remove the C-3 and C-4 clutch assembly with front planetary gear assembly from the automatic transaxle case sub-assembly.

(d) Remove the C-3 and C-4 clutch assembly from the front planetary gear assembly.

(a) Remove the No. 2 planetary carrier thrust washer and No. 7 thrust bearing race from the front planetary gear assembly.

(b) Remove the planetary sun gear from the front planetary gear assembly.

(c) Remove the No. 9 thrust bearing race, thrust needle roller bearing and No. 8 thrust bearing race from the front planetary gear assembly.

(d) Remove the 2 rear input shaft oil seal rings from the front planetary gear assembly.

(e) Remove the 4 input shaft oil seal rings from the front planetary gear assembly.

(f) Remove the needle roller bearing from the front planetary gear assembly.

(a) Remove the thrust needle roller bearing from the front planetary ring gear flange.

(b) Remove the front planetary ring gear with front planetary ring gear flange from the C-1 clutch assembly.

(c) Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the front planetary ring gear.

NOTICE:

Be careful not to damage the front planetary ring gear.

(d) Remove the front planetary ring gear flange from the front planetary ring gear.

(a) Remove the thrust needle roller bearing and No. 6 thrust bearing race from the C-1 clutch assembly.

(b) Remove the C-1 clutch assembly from the rear planetary sun gear sub-assembly.

(a) Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the clutch drum sub-assembly.

NOTICE:

Be careful not to damage the clutch drum sub-assembly.

(b) Remove the forward clutch flange, 5 forward multiple disc clutch discs and 5 forward multiple disc clutch plates from the clutch drum sub-assembly.

(a) Place SST on the No. 1 clutch balancer and compress the forward clutch return spring sub-assembly with a press.

SST: 09387-00020

(c) Remove the No. 1 clutch balancer from the clutch drum sub-assembly.

(a) Cover the ATF hole shown in the illustration and apply compressed air (approximately 392 kPa (4.0 kgf/cm2, 57 psi)) to the ATF hole.

(b) Remove the forward clutch piston from the clutch drum sub-assembly.

(c) Remove the O-ring from the forward clutch piston.

(a) Remove the 2 C-1 drum O-rings from the clutch drum sub-assembly.

(a) Remove the thrust needle roller bearing and No. 5 thrust bearing race from the input sun gear drum.

(b) Remove the input sun gear drum from the rear planetary gear assembly.

(a) Remove the pinion and counter driven gear sub-assembly from the automatic transaxle case sub-assembly.

(a) Using SST and a press, remove the counter driven gear tapered roller bearing (front side inner race) from the pinion and counter driven gear sub-assembly.

SST: 09950-00020

SST: 09950-60010

09951-00400

SST: 09950-70010

09951-07100

(a) Using SST, remove the counter driven gear tapered roller bearing (rear side inner race) from the pinion and counter driven gear sub-assembly.

SST: 09950-40011

09951-04010

09952-04010

09953-04030

09954-04010

09955-04061

09957-04010

09958-04011

SST: 09950-60010

09951-00320

(a) Using a screwdriver with its tip wrapped with protective tape, remove the tight plug (counter driven gear side) from the pinion and counter driven gear sub-assembly.

NOTICE:

Be careful not to damage the pinion and counter driven gear sub-assembly.

(a) Using a brass bar and a hammer, remove the tight plug (differential drive pinion side) from the pinion and counter driven gear sub-assembly.

NOTICE:

Be careful not to damage the pinion and counter driven gear sub-assembly.

(a) Remove the differential case assembly from the automatic transaxle case sub-assembly.

(a) Using SST, remove the differential case tapered roller bearing (rear side outer race) and shim from the automatic transaxle case sub-assembly.

SST: 09308-00010

(a) Using SST and a hammer, remove the front drive shaft oil seal LH from the automatic transaxle case sub-assembly.

SST: 09950-60010

09951-00650

SST: 09950-70010

09951-07200

(a) Using SST, remove the counter driven gear tapered roller bearing (rear side outer race) and shim from the automatic transaxle case sub-assembly.

SST: 09308-00010

(a) Remove the bolt and clamp from the automatic transaxle case sub-assembly.

(b) Remove the transmission lube apply tube from the automatic transaxle case sub-assembly.

(a) Using snap ring pliers, remove the snap ring from the automatic transaxle case sub-assembly.

(c) Apply compressed air (approximately 392 kPa (4.0 kgf/cm2, 57 psi)) to the ATF hole.

(d) Remove the brake piston cover, B-1 brake piston and B-1 brake piston compression spring from the automatic transaxle case sub-assembly.

(e) Remove the 3 O-rings from the brake piston cover.

(f) Remove the O-ring from the B-1 brake piston.

(a) Disengage the wire harness clamp.

(c) Using a T55 "TORX" socket wrench, remove the 6 bolts.

(d) Remove the front planetary gear sub-assembly from the automatic transaxle case sub-assembly.

(e) Remove the bolt, transmission revolution sensor (NC) and spacer from the front planetary gear sub-assembly.

(a) Remove the planetary sun gear sub-assembly from the rear planetary gear assembly.

(b) Remove the thrust needle roller bearing from the rear planetary gear assembly.

(a) Remove the No. 3 planetary carrier thrust washer from the rear planetary gear assembly.

(b) Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the automatic transaxle case sub-assembly.

NOTICE:

Be careful not to damage the automatic transaxle case sub-assembly.

(c) Remove the one-way clutch assembly with rear planetary gear assembly from the C-2 clutch assembly.

(d) Remove the one-way clutch assembly from the rear planetary gear assembly.

(e) Remove the No. 4 planetary carrier thrust washer from the rear planetary gear assembly.

(a) Remove the rear planetary sun gear sub-assembly from the C-2 clutch assembly.

(a) Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the automatic transaxle case sub-assembly.

NOTICE:

Be careful not to damage the automatic transaxle case sub-assembly.

(b) Remove the 2 1st and reverse brake flanges, 5 1st and reverse brake clutch discs and 4 1st and reverse brake clutch plates from the automatic transaxle case sub-assembly.

(a) Remove the thrust needle roller bearing and No. 2 thrust bearing race from the C-2 clutch assembly.

(b) Remove the C-2 clutch assembly from the automatic transaxle case sub-assembly.

(a) Using a screwdriver with its tip wrapped with protective tape, remove the snap ring from the intermediate shaft sub-assembly.

NOTICE:

Be careful not to damage the intermediate shaft sub-assembly.

(b) Remove the direct clutch flange, 4 No. 2 clutch discs and 4 No. 2 clutch plates from the intermediate shaft sub-assembly.

(a) Place SST on the C-2 clutch balancer and compress the clutch return with retainer spring sub-assembly with a press.

SST: 09387-00020

(c) Apply compressed air (approximately 392 kPa (4.0 kgf/cm2, 57 psi)) to the ATF hole.

(d) Remove the C-2 clutch balancer from the intermediate shaft sub-assembly.

(a) Remove the clutch return with retainer spring sub-assembly from the intermediate shaft sub-assembly.

(a) Cover the ATF holes shown in the illustration and apply compressed air (approximately 392 kPa (4.0 kgf/cm2, 57 psi)) to the ATF hole.

(b) Remove the C-2 clutch piston from the intermediate shaft sub-assembly.

(a) Remove the 2 intermediate shaft O-rings from the intermediate shaft sub-assembly.

(a) Place SST on the 1st and reverse brake return spring sub-assembly and compress it with a press.

SST: 09387-00140

SST: 09950-60010

09951-00650

SST: 09950-70010

09951-07200

(c) Remove the 1st and reverse brake return spring sub-assembly from the 1st and reverse brake piston.

(d) Apply compressed air (approximately 392 kPa (4.0 kgf/cm2, 57 psi)) to the ATF hole to remove the 1st and reverse brake piston from the automatic transaxle case sub-assembly.

(e) Remove the 2 O-rings from the 1st and reverse brake piston.

(a) Remove the No. 1 thrust bearing race from the automatic transaxle case sub-assembly.

(a) Remove the 2 direct clutch drum oil seal rings from the automatic transaxle case sub-assembly.

(a) Disengage each claw and remove the breather plug from the automatic transaxle case sub-assembly.

(b) Using a screwdriver with its tip wrapped with protective tape, remove the O-ring from the breather plug.

NOTICE:

Be careful not to damage the breather plug.

(a) Using a screwdriver with its tip wrapped with protective tape, remove the manual valve lever shaft oil seal from the automatic transaxle case sub-assembly.

NOTICE:

Be careful not to damage the automatic transaxle case sub-assembly.

(a) Remove the 4 No. 1 transaxle case plugs from the automatic transaxle case sub-assembly.

(c) Remove the 3 No. 1 transaxle case plugs from the transaxle housing.

(a) Using a T55 "TORX" socket wrench, remove the 2 No. 2 transaxle case plugs from the transaxle housing.

(c) Using a T55 "TORX" socket wrench, remove the 2 No. 2 transaxle case plugs from the automatic transaxle case sub-assembly.