Transmission Assembly: Assembly
- Use a drift [22 mm (0.87 in) diameter commercial service tool] to drive the manual shaft oil seals into the transmission case as shown, until the manual shaft oil seals are flush with the case.CAUTION:
- Never reuse manual shaft oil seals.
- Apply ATF to manual shaft oil seals.
- Install detent spring and spacer in transmission case. Tighten detent spring and spacer bolt to the specified torque.
- Install manual shaft to transmission case.
- Install parking rod to manual plate.
- Install manual plate (with parking rod) to manual shaft.
- Install retaining pin into the manual plate and manual shaft.CAUTION: Do not reuse retaining pin.
- Fit pinhole of the manual plate to pinhole of the manual shaft with a pin punch.
- Tap the retaining pin into the manual plate, using a suitable tool.CAUTION: Drive retaining pin to 2 ±0.5 mm (0.08 ±0.020 in) over the manual plate.
- Install retaining pin into the transmission case and manual shaft.CAUTION: Do not reuse retaining pin.
- Fit pinhole of the transmission case to pinhole of the manual shaft with a pin punch.
- Tap the retaining pin into the transmission case, using a suitable tool.CAUTION: Drive retaining pin to 5 ±1 mm (0.20 ±0.04 in) over the transmission case.
- Install O-rings to servo assembly.CAUTION: Do not reuse O-rings.
- Install return spring to servo assembly.
- Install servo assembly to transmission case.
- Install snap ring to transmission case with a pair of snap ring pliers.
- Install D-rings to reverse brake piston.CAUTION: Do not reuse D-rings.
- Install reverse brake piston to transmission case.
- Install needle bearing to drum support edge surface.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install seal rings to drum support.CAUTION: Do not reuse seal rings.
- Install spring retainer and return spring to transmission case.
- Set the SST on spring retainer and install snap ring (fixing spring retainer) to transmission case while compressing return spring.CAUTION: Securely assemble them with a flat-bladed screwdriver so that snap ring tension is slightly weak.
- Install reverse brake drive plates, driven plates, dish plates, retaining plate and snap ring to transmission case.CAUTION: Check order of plates.
- VQ40DE models
- VK56DE models
- Assemble N-spring.
- Install reverse brake retaining plate to transmission case.
- Install snap ring to transmission case.
- Measure clearance between retaining plate and snap ring. If not within specified clearance, select proper retaining plate.
Specified clearance (A)
Standard: "REVERSE BRAKE ".
Retaining plate: Refer to "REVERSE BRAKE "
- Install needle bearing to transmission case.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install output speed sensor (1) to transmission case. Tighten output speed sensor bolt (<=) to the specified torque.CAUTION:
- Never subject it to impact by dropping or hitting it.
- Never disassemble.
- Never allow metal filings, etc. to get on the sensor's front edge magnetic area.
- Never place in an area affected by magnetism.
- As shown in the figure, use the drift to drive rear oil seal into the rear extension until it is flush.CAUTION:
- Never reuse rear oil seal.
- Apply ATF to rear oil seal.
- Install return spring (1) to parking pawl (2).
- Install parking pawl (with return spring) and pawl shaft to rear extension.
- Install parking actuator support to rear extension.
- Install needle bearing (1) to rear extension.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install seal rings (1) to output shaft.CAUTION: Do not reuse seal rings.
- Install parking gear (1) to output shaft (2).
- Install output shaft in transmission case.CAUTION: Be careful not to mistake front for rear because both sides looks similar. (Thinner end is front side.)
- Install bearing race to output shaft.
- Apply recommended sealant (Genuine Anaerobic Liquid Gasket or equivalent. Refer to
"RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS
".) to rear extension assembly as shown.CAUTION: Completely remove all moisture, oil, old sealant and any foreign material from the transmission case and rear extension assembly mating surfaces.
- Install rear extension assembly to transmission case.CAUTION: Insert the tip of parking rod between the parking pawl and the parking actuator support when assembling the rear extension assembly.
- Tighten rear extension assembly bolts to the specified torque.
CAUTION: Do not reuse self-sealing bolt.
- Install direct clutch assembly in reverse brake.CAUTION: Make sure that drum support edge surface and direct clutch inner boss edge surface come to almost same place.
- Install needle bearing in drum support.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install high and low reverse clutch assembly in direct clutch.
- Align the drive plate with a flat-bladed screwdriver.
- Install high and low reverse clutch hub, mid sun gear assembly and rear sun gear assembly as a unit.
Courtesy of NISSAN NORTH AMERICA, INC.
CAUTION: Make sure that portion (A) of high and low reverse clutch drum protrudes approximately 2 mm (0.08 in) beyond portion (B) of rear sun gear. - Install needle bearing to rear carrier assembly.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install bearing race to rear carrier assembly.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install rear carrier assembly to direct clutch drum.
- Install needle bearing (rear side) to mid carrier assembly.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install needle bearing (front side) to mid carrier assembly.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Install mid carrier assembly to rear carrier assembly.
- Install front carrier assembly, input clutch assembly and rear internal gear as a unit.
- Install seal rings to input clutch assembly.CAUTION: Do not reuse seal rings.
- Install band servo anchor end pin and lock nut to transmission case.CAUTION: Do not reuse band servo anchor end pin.
- Install brake band to transmission case.CAUTION: Assemble it so that identification to avoid incorrect installation faces servo side.
- Install front sun gear assembly to front carrier assembly.CAUTION: Apply ATF to front sun gear bearing and 3rd one-way clutch end bearing.
- Install needle bearing to front sun gear.CAUTION: Check the direction of needle bearing. Refer to "LOCATION OF ADJUSTING SHIMS, NEEDLE BEARINGS, THRUST WASHERS AND SNAP RINGS ".
- Adjust brake band tilting using a clip so that brake band contacts front sun gear drum evenly.
- Adjust brake band.
- Loosen lock nut.
- Tighten band servo anchor end pin to specified torque.
Band servo anchor end pin: 5.0 N.m (0.51 kg-m, 44 in-lb)
- Back of band servo anchor end pin three turns.
- Holding band servo anchor end pin, tighten lock nut to the specified torque.
- Adjustment of total end play.
- Measure clearance between front sun gear and bearing race for oil pump cover.
- Select proper thickness of bearing race so that end play is within specifications.
- Measure dimensions (K) and (L) and then calculate dimension (J).
- Measure dimension (K).
- Measure dimension (L).
- Calculate dimension (J).
J: Distance between oil pump fitting surface of transmission case and needle bearing mating surface of front sun gear.
J = K - L
- Measure dimensions (M1) and (M2) and then calculate dimension (M).
- Place bearing race and needle bearing on oil pump assembly.
- Measure dimension "M1".
- Measure dimension (M2).
- Calculate dimension (M).
M: Distance between transmission case fitting surface of oil pump and needle bearing on oil pump.
M = M1-M2
- Adjust total end play (T1).
T1 = J - M
Total end play T1: Refer to "TOTAL END PLAY ".
- Select proper thickness of bearing race so that total end play is within specifications.
Bearing races: Refer to "TOTAL END PLAY ".
- Select proper thickness of bearing race so that total end play is within specifications.
- Install O-ring to oil pump assembly.CAUTION: Do not reuse O-ring.
- Install bearing race to oil pump assembly.
- Install oil pump assembly to transmission case.CAUTION: Apply ATF to oil pump bearing.
- Apply recommended sealant (Genuine RTV Silicone Sealant or equivalent. Refer to
"RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS
".) to oil pump assembly as shown.CAUTION: Completely remove all moisture, oil, old sealant and any foreign material from the oil pump bolts and oil pump bolt mating surfaces.
- Tighten oil pump bolts to the specified torque.CAUTION: Apply ATF to oil pump bushing.
- Install O-ring to input clutch assembly.CAUTION: Do not reuse O-ring.
- Install converter housing to transmission case, and then tighten converter housing bolts (A) and self-sealing bolts (B) to the specified torque.CAUTION: Do not reuse self-sealing bolts.
- Make sure that brake band (A) does not close input speed sensor holes (B).
- Connect TCM connector (A) and transmission range switch connector (B).
- Install A/T assembly connector (A) to control valve with TCM.
- Connect TCM connectors (A) and (B).
- Install O-ring (1) to A/T assembly connector (A).CAUTION: Do not reuse O-ring.
- Install new O-ring (1) in plug (2).CAUTION:
- Do not reuse O-ring.
- O-ring should be free of contamination.
- Install plug (2) to bracket (1).
- Install plug (1) [with bracket (2)] to control valve with TCM and tighten bolt (<=) to specified torque.CAUTION: Adjust bolt hole of bracket to bolt hole of control valve.
- Install control valve with TCM to transmission case.CAUTION:
- Make sure that input speed sensor securely installs input speed sensor holes (B).
A: Brake band
- Hang down output speed sensor harness toward outside so as not to disturb installation of control valve with TCM.
- Adjust A/T assembly harness connector of control valve with TCM to terminal hole of transmission case.
- Assemble it so that manual valve cutout is engaged with manual plate projection.
- Make sure that input speed sensor securely installs input speed sensor holes (B).
- Install bolts (A), (B) and (C) in control valve with TCM. Tighten bolt 1, 2 and 3 temporarily to prevent dislocation. After that tighten them in order (1 → 2 → 3), and then tighten other bolts. Tighten control valve with TCM bolts to the specified torque.
<=: Front
Bolt symbol A B C Number of bolts 5 6 1 Length mm (in) 42 (1.65) 55 (2.17) 40 (1.57) Tightening torque N.m (km-g, in-lb) 7.9 (0.81, 70) With ATF applied 7.9 (0.81, 70) - Connect output speed sensor connector (A).
- Engage output speed sensor harness with terminal clip (<=).
- Pull down A/T assembly connector (A).CAUTION: Be careful not to damage connector.
- Install snap ring to A/T assembly connector (A).
- Install magnets (1) to oil pan.
- Install oil pan gasket to transmission case.CAUTION:
- Never reuse oil pan gasket.
- Install it in the direction to align hole positions.
- Completely remove all moisture, oil and old gasket, etc. from oil pan gasket mounting surface.
- Install oil pan (2) and clips (1) to transmission case.
CAUTION:
- Install it so that drain plug comes to the position as shown in the figure.
- Be careful not to pinch harnesses.
- Completely remove all moisture, oil and old gasket, etc. from oil pan mounting surface.
- Tighten oil pan mounting bolts to the specified torque in numerical order as shown after temporarily tightening them. Tighten oil pan mounting bolts to the specified torque.
CAUTION: Never reuse oil pan mounting bolts.
- Install drain plug to oil pan. Tighten drain plug to the specified torque.CAUTION: Never reuse drain plug gasket.
- Pour ATF into torque converter.
- Approximately 2 liter (2-1/8 US qt, 1-3/4 Imp qt) of ATF is required for a new torque converter.
- When reusing old torque converter, add the same amount of ATF as was drained.
- Install torque converter while aligning notches of torque converter with notches of oil pump.CAUTION: Install torque converter while rotating it.
- Measure dimension (A) to make sure that torque converter is in proper position.
Dimension A: Refer to "TORQUE CONVERTER ".