Contents Section: Automatic Transaxle - Overhaul (FN4A-EL) All sections

TRANSMISSION/TRANSAXLE TECHNICAL DATA Mazda 3 BK рестайлинг

TRANSMISSION/TRANSAXLE TECHNICAL DATA

ItemProtege, Protege5Mazda 3Mazda 6
Automatic transaxle typeFN4A-EL
Oil pumpBushing inner diameter (torque converter side)(mm {in})Standard40.015-40.040 {1.57539-1.57637}
Maximum40.060 {1.57716}
Bushing inner diameter (Forward clutch side)(mm {in})Standard19.000-19.021 {0.74803-0.74885}
Maximum19.041 {0.74964}
Clearance between the end of the oil pump housing and the outer rotor and inner rotor(mm {in})Standard0.04-0.05 {0.0015-0.0019}
Maximum0.06 {0.0023}
Clearance between the outer rotor and the inner rotor(mm {in})Standard0.02-0.13 {0.0008-0.0051}
Maximum0.14 {0.0055}
Forward clutchNumber of drive/driven plates4/4
Drive plate thickness(mm {in})Standard1.60 {0.063}
Maximum1.45 {0.057}
Forward clutch clearance(mm {in})1.50-1.80 {0.059-0.071}
Snap ring size(mm {in})1.2 {0.047}, 1.4 {0.055}, 1.6 {0.063}, 1.8 {0.071}, 2.0 {0.079}, 2.2 {0.087}
Front sun gearBushing inner diameter(mm {in})Standard18.000-18.018 {0.70866-0.70936}
Maximum18.038 {0.71016}
Rear sun gearBushing inner diameter(mm {in})Standard29.900-29.921 {1.17717-1.17799}
Maximum29.941 {1.17878}
End coverBushing inner diameter(mm {in})Standard23.600-23.621 {0.92913-0.92995}
Maximum23.641 {0.93075}
Reverse clutchNumber of drive/driven plates2/2
Drive plate thickness(mm {in})Standard1.60 {0.063}
Maximum1.45 {0.057}
Reverse clutch clearance(mm {in})1.00-1.30 {0.039-0.051}
Snap ring size(mm {in})1.2 {0.047}, 1.4 {0.055}, 1.6 {0.063}, 1.8 {0.071}, 2.0 {0.079}, 2.2 {0.087}
3-4 clutchNumber of drive/driven plates3/3
Drive plate thickness [FN11 19370](mm {in})Standard1.60 {0.063}
Minimum1.45 {0.057}
Drive plate thickness [FNE1 19370](mm {in})Standard2.55 {0.100}
Minimum2.40 {0.094}
3-4 clutch clearance(mm {in})1.00-1.30 {0.039-0.051}1.10-1.40 {0.043-0.055}
Snap ring size(mm {in})1.2 {0.047}, 1.4 {0.055}, 1.6 {0.063}, 1.8 {0.071}, 2.0 {0.079}, 2.2 {0.087}
3-4 clutch hub busing inner diameter(mm {in})Standard18.000-18.018 {0.70866-0.70936}
Minimum18.038 {0.71016}
Low and reverse brakeNumber of drive/driven plates5/5
Drive plate thickness(mm {in})Standard1.60 {0.063}
Minimum1.45 {0.057}
Low and reverse clearance(mm {in})2.20-2.50 {0.087-0.098}
Snap ring size(mm {in})1.8 {0.071}, 2.0 {0.079}, 2.2 {0.087}, 2.4 {0.094}, 2.6 {0.102}, 2.8 {0.110}, 3.0 {0.118}
2-4 brake bandStroke adjust band strut(mm {in})36.0 {1.417}, 36.5 {1.437}, 37.0 {1.457}, 37.5 {1.476}, 38.0 {1.496}, 38.5 {1.516}, 39.0 {1.535}
2-4 brake drum bushing inner diameter(mm {in})Standard55.005-55.030 {2.16555-2.16653}
Maximum55.050 {2.16732}
Total end playEnd play adjust race(mm {in})1.8 {0.071}, 2.0 {0.079}, 2.2 {0.087}, 2.4 {0.094}, 2.6 {0.102}
Primary gearPrimary gear bearing preload(N.m kgf.cm, in.lbf)0.25-0.60 {2.55-6.12, 2.21-5.31}
Secondary gearSecondary gear bearing preload(N.m kgf.cm, in.lbf)1.5-2.4 {15-25, 13-21}
Preload adjust shims(mm {in})0.50 {0.020}, 0.55 {0.022}, 0.60 {0.024}, 0.65 {0.026}, 0.70 {0.028}, 0.75 {0.030}, 0.80 {0.031}, 0.85 {0.033}, 0.90 {0.035}, 0.95 {0.037}, 1.00 {0.039}, 1.05 {0.041}, 1.10 {0.043}, 1.15 {0.045}, 1.20 {0.047}, 1.25 {0.049}, 1.30 {0.051}
DifferentialDifferential bearing preload(N.m kgf.cm, in.lbf)1.4-2.3 {14-24, 12-20}
Preload adjust shims(mm {in})0.50 {0.020}, 0.55 {0.022}, 0.60 {0.024}, 0.65 {0.026}, 0.70 {0.028}, 0.75 {0.030}, 0.80 {0.031}, 0.85 {0.033}, 0.90 {0.035}, 0.95 {0.037}, 1.00 {0.039}, 1.05 {0.041}, 1.10 {0.043}, 1.15 {0.045}, 1.20 {0.047}, 1.25 {0.049}, 1.30 {0.051}, 1.35 {0.053}, 1.40 {0.055}, 1.45 {0.057} 1.50 {0.059}, 1.55 {0.061}
Backlash of side gear and pinion(mm {in})Standard0.05-0.15 {0.002-0.005}
Maximum0.5 {0.020}
Distance A between end of torque converter and face of converter housing(mm {in})ZM: 15.5 {0.609} FP, FS: 21.5 {0.846}31.4 {1.24}21.4 {0.84}

TRANSMISSION/TRANSAXLE TECHNICAL DATA

Spring nameOuter diameter (mm {in})Free length (mm {in})No. of coilsWire diameter (mm {in})
Accumulators
Servo apply accumulator small spring13.0 {0.512}67.8 {2.669}17.12.2 {0.087}
Servo apply accumulator large spring21.0 {0.827}67.8 {2.669}10.33.5 {0.138}
Forward accumulator small spring15.6 {0.614}49.0 {1.929}7.72.4 {0.094}
Forward accumulator large spring21.0 {0.827}75.0 {2.953}10.72.3 {0.091}
Forward clutch
Spring and retainer component17.0 {0.669}
3-4 clutch
Spring and retainer component17.0 {0.669}
Band servo
Servo return spring34.0 {1.340}36.4 {1.430}2.54.0 {0.160}
Control valve body
Low and reverse shift valve spring8.7 {0.343}31.3 {1.232}9.00.8 {0.031}
Solenoid reducing valve spring8.7 {0.343}44.2 {1.740}16.01.1 {0.043}
Pressure regulator valve spring7.9 {0.311}36.3 {1.429}13.20.9 {0.035}
Solenoid shift valve spring8.3 {0.327}35.1 {1.382}12.00.6 {0.024}
Converter relief valve spring9.0 {0.354}42.5 {1.673}14.21.3 {0.051}
Torque converter clutch control valve spring8.7 {0.343}31.3 {1.232}9.00.8 {0.031}
Bypass valve spring8.7 {0.343}31.3 {1.232}9.00.8 {0.031}
3-4 shift valve spring8.7 {0.343}31.3 {1.232}9.00.8 {0.031}
Accumulators
Pressure modifier accumulator spring11.0 {0.433}23.0 {0.906}6.61.5 {0.059}

FREE LENGTH SPECIFICATION