Contents Wiring diagrams Section: Mechanical - Hydraulic All sections

Specifications Acura RDX I

Mechanical - Hydraulic 1 illustration ~175 words

Engine Electrical

ItemMeasurementQualificationStandard or NewService Limit
Ignition coilRated voltage12 V
Firing order1-3-4-2
Spark plugTypeNGK: SILKR8A-S
Gap0.7-0.8 mm (0.028-0.031 in.)
Ignition timingAt idle Check the red markIn N or P position14 ± 2° BTDC
Drive beltTensionAuto-tensioner
AlternatorOutputAt 13.5 V and normal engine temperature105A
Coil (rotor) resistanceAt 68°F (20°C)3.2-4.0 ohms
Slip ring O.D.14.4 mm (0.57 in.)14.0 mm (0.55 in.)
Brush length10.5 mm (0.41 in.)1.5 mm (0.06 in.)
Brush spring tension3.2 N (0.33 kgf, 0.7 lbf)
StarterOutput1.6 kW
Commutator mica depth0.40-0.50 mm (0.016-0.020 in.)0.15 mm (0.006 in.)
Commutator runout0.02 mm (0.001 in.) max.0.05 mm (0.002 in.)
Commutator O.D.28.0-28.1 mm (1.102-1.1106 in.)27.5 mm (1.08 in.)
Brush length11.1-11.5 mm (0.44-0.45 in.)4.3 mm (0.17 in.)
Brush spring tension13.7-17.7 N (1.40-1.80 kgf, 3.09-3.97 lbf)

ENGINE ELECTRICAL - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Engine Assembly

ItemMeasurementQualificationStandard or New
CompressionPressure Check the engine with the starter crankingMinimum930 kPa (9.5 kgf/cm 2 , 135 psi)
Maximum variation200 kPa (2.0 kgf/cm 2 , 28 psi)

ENGINE ASSEMBLY - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Cylinder Head

ItemMeasurementQualificationStandard or NewService Limit
HeadWarpage0.05 mm (0.002 in.)
Height103.95-104.05 mm (4.093-4.096 in.)
CamshaftEnd play0.05-0.20 mm (0.002-0.008 in.)0.4 m (0.02 in.)
Camshaft-to-holder oil clearanceNo. 1 journal0.030-0.069 mm (0.001-0.003 in.)0.15 mm (0.006 in.)
No. 2,3,4,5 journals0.060-0.099 mm (0.002-0.004 in.)0.15 mm (0.006 in.)
Total runout0.03 mm (0.001 in.)max.0.04 mm (0.002 in.)
Cam lobe heightIntake,primary33.925 mm (1,3356 in.)
Intake, secondary29.638 mm (1.1668 in.)
Exhaust34.092 mm (1.3422 in.)
ValveClearance (cold)Intake0.21-0.25 mm (0.008-0.010 in.)
Exhaust0.28-0.32 mm (0.011-0.013 in.)
Stem O.D.Intake5.475-5.485 mm (0.2156-0.2159 in.)5.445 mm (0.214 in.)
Exhaust5.450-5.460 mm (0.2146-0.2150 in.)5.420 mm (0.213 in.)
Stem-to-guide clearanceIntake0.030-0.055 mm (0.0022-0.0031 in.)0.08 mm (0.003 in.)
Exhaust0.055-0.080 mm (0.0022-0.0031 in.)0.11 mm (0.004) in.
Valve seatWidthIntake1.25-1.55 mm (0.049-0.061 in.)2.00 mm (0.079 in.)
Exhaust1.25-1.55 mm (0.049-0.061 in.)2.00 mm (0.079 in.)
Stem installed heightIntake44.0-44.5mm(1.73-1.75in.)47.61 mm (1.874 in.)
Exhaust44.1-44.6 mm (1.74-1.76 in.)48.mm(1.76in.)
Valve springFree lengthIntake47.61 mm (1.874 in.)
Exhaust49.64 mm (1.954 in.)
Valve guideI.D.Intake5.515-5.530 mm (0.2171-0.2177 in.)5.55 mm (0.219 in.)
Exhaust5.515-5.530 mm (0.2171-0.2177 in.)5.55 mm (0.219 in.)
Installed heightIntake15.2-16.2 mm (0.598-0.638 in.)
Exhaust15.5-16.5 mm (0.610-0.650 in.)
Rocker armArm-to-shaft clearanceIntake0.025-0.052 mm (0.0010-0.0020 in.)0.08 mm (0.003 in.)
Exhaust0.018-0.056 mm (0.0007-0.0022 in.)0.08 mm (0.003 in.)

ENGINE ELECTRICAL - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Engine Block

ItemMeasurementQualificationStandard or NewService Limit
BlockWarpage of deck0.07 mm (0.003 in.) max.0.10 mm (0.004 in.)
Bore diameterA or I86.010-86.020 mm (3.3862-3.3866 in.)86.070 mm (3.3886 in.)
B or II86.000-86.010 mm (3.3858-3.3862 in.)86.070 mm (3.3886 in.)
Bore Tapper0.05 mm (0.002 in.)
Reboring limit0.25 mm (0.01 in.)
PistonSkirt O.D. at 10 mm (0.4 in.) from bottom of skirt/(slash)85.980-85.990 mm (3.3850-3.3854 in.)85.930 mm (3.3831 in.)
B85.970-85.980 mm (3.3846-3.3850 in.)85.920 mm (3.3827 in.)
Clearance in cylinder0.020-0.040 mm (0.0008-0.0016 in.)0.05 mm (0.002 in.)
Ring groove widthTop1.535-1.565 mm (0.0604-0.0616 in.)1.25 mm (0.049 in.)
Second1.230-1.240 mm (0.0484-0.0488 in.)1.25 mm (0.049 in.)
Oil2.010-2.020 mm (0.0791-0.0795 in.)2.05 mm (0.081 in.)
Piston ringRing-to-groove clearanceTop0.045-0.090 mm (0.0018-0.0035 in.)0.13 mm (0.005 in.)
Second0.040-0.065 mm (0.0016-0.0026 in.)0.13 mm (0.005 in.)
Oil0.020-0.050 mm (0.0008-0.0020 in.)0.08 mm (0.003 in.)
Ring end gapTop0.20-0.30 mm (0.008-0.012 in.)0.60 mm (0.024 in.)
Second0.40-0.50 mm (0.016-0.020 in.)0.75 mm (0.030 in.)
Oil0.10-0.30 mm (0.004-0.012 in.)0.80 mm (0.031 in.)
Piston pinO.D.21.962-21.965 mm (0.8646-0.8648 in.)21.953 mm (0.8643 in.)
Pin-to-piston clearance0.005 to +0.002 mm (-0.00020 to +0.00008 in.)0.005 mm (0.0002 in.)
Connecting rodPin-to-rod clearance0.005-0.014 mm (0.0002-0.0006 in.)0.02 mm (0.0008 in.)
Small-end bore diameter21.970-21.976 mm (0.8650-0.8652 in.)
Large-end bore diameter51.0 mm (2.01 in.)
End play installed on crankshaft0.15-0.35 mm (0.006-0.014 in.)0.40 mm (0.016 in.)
CrankshaftMain journal diameterNo. 1 journal No. 2 journal No. 4 journal No. 5 journal54.984-55.008 mm (2.1648-2.1657 in.)
No. 3 journal54.976-55.000 mm (2.1644-2.1654 in.)
Rod journal diameter47.976-48.000 mm (1.8888-1.8898 in.)
Rod/main journal taper0.005 mm (0.0002 in.) max.0.010 mm (0.0004 in.)
Rod/main journal out-of-round0.004 mm (0.0002 in.) max.0.010 mm (0.0004 in.)
End play0.10-0.35 mm (0.004-0.014 in.)0.45 mm (0.018 in.)
Runout0.02 mm (0.0008 in.) max.0.04 mm (0.0016 in.)
Crankshaft bearingMain bearing-to-journal oil clearanceNo. 1 journal No. 2 journal No. 4 journal No. 5 journal0.017-0.041 mm (0.0007-0.0016 in.)0.050 mm (0.0020 in.)
No. 3 journal0.025-0.049 mm (0.0010-0.0019 in.)0.055 mm (0.0022 in.)
Rod bearing clearance0.033-0.064 mm (0.0013-0.0025 in.)0.077 mm (0.0030 in.)

ENGINE BLOCK - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Engine Lubrication

ItemMeasurementQualificationStandard or NewService Limit
Engine oilCapacityEngine overhaul5.8 L (6.1 US qt)
Oil change including filter4.7 L (5.0 US qt)
Oil change without filter4.5 L (4.8 US qt)
Oil pumpInner-to-outer rotor clearance0.10-0.17 mm (0.004-0.007 in.)0.20 mm (0.008 in.)
Pump housing-to-outer rotor clearance0.035-0.090 mm (0.0014-0.0035 in.)0.23 mm (0.009 in.)
Pump housing-to-outer rotor axial clearance0.030-0.075 mm (0.0012-0.0030 in.)0.12 mm (0.005 in.)
Balancer shafts, journal diameterNo. 1 journal, front shaft19.938-19.950 mm (0.7850-0.7854 in.)19.92 mm (0.784 in.)
No. 1 journal, rear shaft23.938-23.950 mm (0.9424-0.9429 in.)23.92 mm (0.942 in.)
No. 2 journal, front and rear shaft32.949-32.961 mm (1.2972-1.2977 in.)32.93 mm (1.296 in.)
Balancer shafts, journal taper0.005 mm (0.0002 in.) max.
Balancer shafts, end playFront0.060-0.140 mm (0.0024-0.0055 in.)0.15 mm (0.006 in.)
Rear0.060-0.140 mm (0.0024-0.0055 in.)0.15 mm (0.006 in.)
Balancer shafts, shaft-to-bearing clearanceNo. 1 journal, front shaft0.050-0.082 mm (0.0020-0.0032 in.)0.10 mm (0.004 in.)
No. 1 journal, rear shaft0.050-0.082 mm (0.0020-0.0032 in.)0.10 mm (0.004 in.)
No. 2 journal, front and rear shaft0.060-0.120 mm (0.0024-0.0047 in.)0.15 mm (0.006 in.)
Balancer shaft bearings, I.D.No. 1 journal, front shaft20.000-20.020 mm (0.7874-0.7882 in.)20.03 mm (0.789 in.)
No. 1 journal, rear shaft24.000-24.020 mm (0.9449-0.9457 in.)24.03 mm (0.946 in.)
No. 2 journal, front and rear shaft33.021-33.069 mm (1.3000-1.3019 in.)33.09 mm (1.303 in.)
Relief valve, oil pressure with oil temperature at 176°F (80°C)At idle70 kPa (0.7 kgf/cm 2 , 10 psi) min.
At 3,000 RPM300 kPa (3.1 kgf/cm 2 , 44 psi) min.

ENGINE LUBRICATION - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Cooling System

ItemMeasurementQualificationStandard or New
RadiatorCoolant capacities (including engine, heater, hoses, and reservoir) Use Acura Long Life Antifreeze/Coolant Type 2Engine overhaul8.4 L (2.22 US gal)
Coolant change7.0 L (1.85 US gal)
Coolant reservoirCoolant capacity0.7 L (0.18 US gal)
Radiator capOpening pressure93-123 kPa (0.95-1.25 kgf/cm 2 , 14-18 psi)
ThermostatOpening temperatureBegins to open169-176°F (76-80°C)
Fully open194°F (90°C)
Valve lift at fully open8.0 mm (0.31 in.)

COOLING SYSTEM - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Fuel and Emissions

ItemMeasurementQualificationStandard or New
Fuel pressure regulatorPressure with fuel pressure regulator vacuum hose disconnected320-370 kPa (3.3-3.8 kgf/cm 2 , 47-54 psi)
Fuel tankCapacity68 L (18 US gal)
Engine idleIdle speed without loadIn N or P position720±50 RPM
Idle speed with high electrical load (A/C switch ON, temperature set to Max Cool, blower fan on High, rear window defogger ON, and headlights on high beam)In N or P position720±50 RPM

FUEL AND EMISSIONS - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Automatic Transmission and A/T Differential

ItemMeasurementQualificationStandard or NewService Limit
Automatic transmission fluidCapacity Use Acura ATF-Z1Fluid change3.3 L (3.5 US qt)
Overhaul7.8 L (8.2 US qt)
ATF pressureLine pressureAt 2,000 RPM in N or P position950-1,010 kPa (9.7-10.3 kgf/cm 2 , 140-146 psi)900 kPa (9.2 kgf/cm 2 , 130 psi)
5th clutch pressureAt 2,000 RPM in 5th gear940-1,020 kPa (9.6-10.4 kgf/cm 2 , 140-148 psi)890 kPa (9.1 kgf/cm 2 , 130 psi)
4th clutch pressureAt 2,000 RPM in 4th gear940-1,020 kPa (9.6-10.4 kgf/cm 2 , 140-148 psi)890 kPa (9.1 kgf/cm 2 , 130 psi)
3rd clutch pressureAt 2,000 RPM in 3rd gear940-1,020 kPa (9.6-10.4 kgf/cm 2 , 140-148 psi)890 kPa (9.1 kgf/cm 2 , 130 psi)
2nd clutch pressureAt 2,000 RPM in 2nd gear940-1,020 kPa (9.6-10.4 kgf/cm 2 , 140-148 psi)890 kPa (9.1 kgf/cm 2 , 130 psi)
1st clutch pressureAt 2,000 RPM in 1st gear940-1,020 kPa (9.6-10.4 kgf/cm 2 , 140-148 psi)890 kPa (9.1 kgf/cm 2 , 130 psi)
1st-hold clutch pressureAt 2,000 RPM in 1st gear680-760 kPa (6.9-7.7 kgf/cm 2 , 100-110 psi)630 kPa (6.4 kgf/cm 2 , 91 psi)
Torque converterStall speed Check with vehicle on level ground2,300 RPM2,100-2,500 RPM
ClutchClutch end-plate-to-top disc clearance1st1.15-1.35 mm (0.045-0.053 in.)
2nd1.05-1.25 mm (0.041-0.049 in.)
3rd0.8-1.0 mm (0.031-0.039 in.)
4th, 5th0.75-0.95 mm (0.030-0.037 in.)
1st-hold0.6-1.0 mm (0.024-0.039 in.)
Clutch return spring free length1st68.3 mm (2.69 in.)66.3 mm (2.61 in.)
2nd48.3 mm (1.90 in.)46.3 mm (1.82 in.)
3rd52.0 mm (2.05 in.)50.0 mm (1.97 in.)
4th37.4 mm (1.47 in.)35.4 mm (1.39 in.)
5th47.9 mm (1.89 in.)45.9 mm (1.81 in.)
Clutch disc thickness1.94 mm (0.076 in.)
Clutch plate thickness1st1.6 mm (0.063 in.)When discolored
2nd1.8 mm (0.071 in.)When discolored
3rd2.0 mm (0.079 in.)When discolored
4th, 5th1.6 mm (0.063 in.)When discolored
1st-hold1.8 mm (0.071 in.)When discolored
1st clutch end plate thicknessMark 13.1 mm (0.122 in.)When discolored
Mark 23.2 mm (0.126 in.)When discolored
Mark 33.3 mm (0.130 in.)When discolored
Mark 43.4 mm (0.134 in.)When discolored
Mark 53.5 mm (0.138 in.)When discolored
Mark 63.6 mm (0.142 in.)When discolored
Mark 73.7 mm (0.146 in.)When discolored
Mark 83.8 mm (0.150 in.)When discolored
Mark 93.9 mm (0.154 in.)When discolored
1st-hold clutch plate B thickness5.0 mm (0.197 in.)When discolored
2nd, 3rd, 4th, 5th clutch end plate thicknessMark 12.1 mm (0.083 in.)When discolored
Mark 22.2 mm (0.087 in.)When discolored
Mark 32.3 mm (0.091 in.)When discolored
Mark 42.4 mm (0.094 in.)When discolored
Mark 52.5 mm (0.098 in.)When discolored
Mark 62.6 mm (0.102 in.)When discolored
Mark 72.7 mm (0.106 in.)When discolored
Mark 82.8 mm (0.110 in.)When discolored
Mark 92.9 mm (0.114 in.)When discolored
Stator shaftI.D. at needle bearing contact areaTorque converter side27.000-27.021 mm (1.063-1.064 in.)When worn or damaged
ATF pump side31.000-31.025 mm (1.220-1.221 in.)
I.D. at mainshaft sealing ring contact area31.000-31.025 mm (1.220-1.221 in.)31.05 mm (1.222 in.)
ATF pumpGear-to-body thrust clearance0.03-0.06 mm (0.001-0.002 in.)0.07 mm (0.003 in.)
Gear-to-body clearanceDrive gear0.210-0.265 mm (0.008-0.010 in.)
Driven gear0.070-0.125 mm (0.003-0.005 in.)
Driven gear I.D.14.016-14.034 mm (0.5518-0.5525 in.)When worn or damaged
Driven gear shaft O.D.13.980-13.990 mm (0.5504-0.5508 in.)When worn or damaged
Reverse shift forkFork finger thickness5.90-6.00 mm (0.220-0.236 in.)5.4 mm (0.213 in.)
Park gear and pawlWhen worn or damaged
Regulator valve bodyShift fork shaft bore I.D.14.000-14.010 mm (0.5512-0.5516 in.)
Shift fork shaft/servo valve bore I.D.37.000-37.039 mm (1.4567-1.4582 in.)37.045 mm (1.4585 in.)
Mainshaft sealing ring contact I.D.31.000-31.025 mm (1.220-1.221 in.)31.05 mm (1.222 in.)
Main valve bodyIntermediary shaft sealing ring contact I.D.35.000-35.025 mm (1.3780-1.3789 in.)35.05 mm (1.3799 in.)
ATF guide collarSecondary shaft sealing ring contact I.D.29.000-29.021 mm (1.1417-1.1426 in.)29.05 mm (1.1437 in.)
MainshaftDiameter at stator shaft needle bearing contact area22.984-23.000 mm (0.9049-0.9055 in.)When worn or damaged
5th gear collar diameter at needle bearing contact area39.981-39.991 mm (1.5741-1.5744 in.)When worn or damaged
5th gear collar length48.7-48.8 mm (1.917-1.921 in.)
5th gear collar flange thickness4.5-4.7 mm (0.18-0.19 in.)When worn or damaged
5th gear I.D.46.000-46.016 mm (1.8110-1.8116 in.)When worn or damaged
5th gear axial clearance0.10-0.22 mm (0.004-0.009 in.)
Sealing ring thickness1.90-1.96 mm (0.074-0.077 in.)1.85 mm (0.073 in.)
Sealing ring groove width2.025-2.060 mm (0.080-0.081 in.)2.08 mm (0.082 in.)
CountershaftDiameter at bearing contact areaTorque converter housing bearing40.505-40.515 mm (1.5947-1.5951 in.)When worn or damaged
5th gear34.975-34.991 mm (1.3770-1.3776 in.)When worn or damaged
Diameter of 2nd gear at needle bearing contact area61.975-61.991 mm (2.2400-2.2406 in.)When worn or damaged
Reverse gear collar O.D.39.979-40.000 mm (1.5740-1.5748 in.)When worn or damaged
Reverse selector hub O.D.55.885-55.900 mm (2.200-2.201 in:)When worn or damaged
Cotter thickness4th gear1.99-2.02 mm (0.078-0.080 in.)
2nd gear7.74-7.52 mm (0.295-0.296 in.)
I.D. of gears5th gear41.000-41.016 mm (1.6142-1.6148 in.)When worn or damaged
Idler gear70.000-70.019 mm (2.7559-2.7567 in.)When worn or damaged
Reverse gear46.000-46.016 mm (1.8110-1.8116 in.)When worn or damaged
Axial clearance of gears2nd gear0.005-0.040 mm (0.0002-0.0016 in.)
5th gear0.12-0.27 mm (0.0047-0.0106 in.)
Idler gear0.005-0.040 mm (0.0002-0.0016 in.)
Reverse gear0.10-0.25 mm (0.0039-0.0098 in.)
61 mm washer thicknessA1.525 mm (0.0600 in.)When worn or damaged
B1.505 mm (0.0593 in.)When worn or damaged
C1.485 mm (0.0585 in.)When worn or damaged
D1.465 mm (0.0577 in.)When worn or damaged
E1.445 mm (0.0569 in.)When worn or damaged
F1.425 mm (0.0561 in.)When worn or damaged
G1.405 mm (0.0553 in.)When worn or damaged
50.8 mm washer thicknessA1.91 mm (0.0752 in.)When worn or damaged
B1.93 mm (0.0760 in.)When worn or damaged
C1.95 mm (0.0768 in.)When worn or damaged
D1.97 mm (0.0776 in.)When worn or damaged
E1.99 mm (0.0783 in.)When worn or damaged
F2.01 mm (0.0791 in.)When worn or damaged
G2.03 mm (0.0799 in.)When worn or damaged
H2.05 mm (0.0807 in.)When worn or damaged
I2.07 mm (0.0815 in.)When worn or damaged
J2.09 mm (0.0823 in.)When worn or damaged
K2.11 mm (0.0831 in.)When worn or damaged
L2.13 mm (0.0839 in.)When worn or damaged
M2.15 mm (0.0846 in.)When worn or damaged
N2.17 mm (0.0854 in.)When worn or damaged
O2.19 mm (0.0862 in.)When worn or damaged
P2.21 mm (0.0870 in.)When worn or damaged
Q2.23 mm (0.0878 in.)When worn or damaged
R2.25 mm (0.0886 in.)When worn or damaged
S2.27 mm (0.0894 in.)When worn or damaged
T2.29 mm (0.0902 in.)When worn or damaged
U2.31 mm (0.0909 in.)When worn or damaged
V2.33 mm (0.0917 in.)When worn or damaged
W2.35 mm (0.0925 in.)When worn or damaged
X2.37 mm (0.0933 in.)When worn or damaged
Y2.39 mm (0.0941 in.)When worn or damaged
Z2.41 mm (0.0949 in.)When worn or damaged
AA2.43 mm (0.0957 in.)When worn or damaged
AB2.45 mm (0.0965 in.)When worn or damaged
Thrust washer thickness3.00 mm (0.118 in.)When worn or damaged
Secondary shaftDiameter at bearing contact area2nd gear43.986-43.999 mm (1.7317-1.7322 in.)When worn or damaged
Torque converter housing bearing32.002-32.015 mm (1.2599-1.2604 in.)When worn or damaged
Torque converter housing bearing (shaft end side)28.592-28.608 mm (1.1257-1.1263 in.)When worn or damaged
Diameter of 1st gear collar at needle bearing contact area38.981-38.991 mm (1.5347-1.5351 in.)When worn or damaged
I.D. of gears1st gear44.000-44.013 mm (1.7323-1.7328 in.)When worn or damaged
2nd gear50.00-50.02 mm (1.9685-1.9693 in.)When worn or damaged
Axial clearance of gears1st gear0.100-0.145 mm (0.004-0.006 in.)
2nd gear0.060-0.228 mm (0.0024-0.0090 in.)
52 mm thrust washer thicknessM2.405 mm (0.095 in.)When worn or damaged
L2.430 mm (0.096 in.)When worn or damaged
K2.455 mm (0.097 in.)When worn or damaged
J2.480 mm (0.098 in.)When worn or damaged
I2.505 mm (0.099 in.)When worn or damaged
H2.530 mm (0.100 in.)When worn or damaged
G2.555 mm (0.101 in.)When worn or damaged
F2.580 mm (0.102 in.)When worn or damaged
E2.605 mm (0.103 in.)When worn or damaged
D2.630 mm (0.104 in.)When worn or damaged
C2.655 mm (0.105 in.)When worn or damaged
B2.680 mm (0.106 in.)When worn or damaged
A2.705 mm (0.106 in.)When worn or damaged
1st gear collar length63.3-63.4 mm (2.4921-2.4961 in.)
Sealing ring thickness1.91-1.97 mm (0.075-0.078 in.)1.86 mm (0.073 in.)
Sealing ring groove width2.025-2.060 mm (0.080-0.081 in.)2.08 mm (0.082 in.)
ATF feed pipe O.D.1st clutch11.47-11.48 mm (0.4516-0.4520 in.)11.45 mm (0.4508 in.)
1st-hold clutch5.97-5.98 mm (0.2350-0.2354 in.)5.95 mm (0.2343 in.)
Feed pipe bushing I.D.1st clutch11.518-11.530 mm (0.4535-0.4539 in.)11.545 mm (0.4545 in.)
1st-hold clutch6.018-6.030 mm (0.2369-0.2374 in.)6.045 mm (0.2380 in.)
65 mm thrust shim thickness0A0.80 mm (0.031 in.)When worn or damaged
A0.84 mm (0.033 in.)When worn or damaged
B0.88 mm (0.035 in.)When worn or damaged
C0.92 mm (0.036 in.)When worn or damaged
D0.96 mm (0.038 in.)When worn or damaged
E1.00 mm (0.039 in.)When worn or damaged
F1.04 mm (0.041 in.)When worn or damaged
G1.08 mm (0.043 in.)When worn or damaged
H1.12 mm (0.044 in.)When worn or damaged
I1.16 mm (0.046 in.)When worn or damaged
J1.20 mm (0.047 in.)When worn or damaged
K1.24 mm (0.049 in.)When worn or damaged
L1.28 mm (0.050 in.)When worn or damaged
M1.32 mm (0.052 in.)When worn or damaged
N1.36 mm (0.054 in.)When worn or damaged
O1.40 mm (0.055 in.)When worn or damaged
P1.44 mm (0.057 in.)When worn or damaged
Q1.48 mm (0.058 in.)When worn or damaged
R1.52 mm (0.060 in.)When worn or damaged
S1.56 mm (0.061 in.)When worn or damaged
T1.60 mm (0.063 in.)When worn or damaged
U1.64 mm (0.065 in.)When worn or damaged
V1.68 mm (0.066 in.)When worn or damaged
W1.72 mm (0.068 in.)When worn or damaged
X1.76 mm (0.069 in.)When worn or damaged
Y1.80 mm (0.071 in.)When worn or damaged
Z1.84 mm (0.072 in.)When worn or damaged
AA1.88 mm (0.074 in.)When worn or damaged
AB1.92 mm (0.076 in.)When worn or damaged
AC1.96 mm (0.077 in.)When worn or damaged
AD2.00 mm (0.079 in.)When worn or damaged
AE2.04 mm (0.080 in.)When worn or damaged
AF2.08 mm (0.082 in.)When worn or damaged
AG2.12 mm (0.083 in.)When worn or damaged
AH2.16 mm (0.085 in.)When worn or damaged
AI2.20 mm (0.087 in.)When worn or damaged
AJ2.24 mm (0.088 in.)When worn or damaged
AK2.28 mm (0.090 in.)When worn or damaged
AL2.32 mm (0.091 in.)When worn or damaged
Intermediary shaftI.D. of 3rd gear36.000-36.016 mm (1.4173-1.4179 in.)When worn or damaged
Axial clearance of 3rd gear0.005-0.045 mm (0.0002-0.0018 in.)
Cotter thickness2.99-3.02 mm (0.1177-0.1189 in.)
Sealing ring thickness1.89-1.95 mm (0.0744-0.0768 in.)1.84 mm (0.0724 in.)
Sealing ring groove width2.025-2.060 mm (0.080-0.081 in.)2.08 mm (0.082 in.)
53 mm splined washer thicknessA3.995 mm (0.1573 in.)When worn or damaged
B4.015 mm (0.1581 in.)When worn or damaged
C4.035 mm (0.1589 in.)When worn or damaged
D4.055 mm (0.1596 in.)When worn or damaged
E4.075 mm (0.1604 in.)When worn or damaged
F4.095 mm (0.1612 in.)When worn or damaged
G4.115 mm (0.1620 in.)When worn or damaged
H4.135 mm (0.1628 in.)When worn or damaged
I4.155 mm (0.1636 in.)When worn or damaged
J4.175 mm (0.1644 in.)When worn or damaged
K4.195 mm (0.1652 in.)When worn or damaged
L4.215 mm (0.1659 in.)When worn or damaged
M4.235 mm (0.1667 in.)When worn or damaged
N4.255 mm (0.1675 in.)When worn or damaged
26.5 mm washer thicknessA1.05 mm (0.041 in.)When worn or damaged
B1.13 mm (0.044 in.)When worn or damaged
C1.21 mm (0.048 in.)When worn or damaged
D1.29 mm (0.051 in.)When worn or damaged
E1.37 mm (0.054 in.)When worn or damaged
F1.45 mm (0.057 in.)When worn or damaged
G1.53 mm (0.060 in.)When worn or damaged
H1.61 mm (0.063 in.)When worn or damaged
I1.69 mm (0.067 in.)When worn or damaged
J1.77 mm (0.070 in.)When worn or damaged
K1.85 mm (0.073 in.)When worn or damaged
L1.93 mm (0.076 in.)When worn or damaged
M2.01 mm (0.079 in.)When worn or damaged
N2.09 mm (0.082 in.)When worn or damaged
Reverse idler gearGear shaft O.D.13.99-14.00 mm (0.5508-0.5512 in.)When worn or damaged
I.D. of transmission housing of gear shaft contact area14.006-14.024 mm (0.5514-0.5521 in.)
I.D.18.007-18.020 mm (0.7089-0.7094 in.)When worn or damaged
Axial clearance0.07-0.38 mm (0.003-0.015 in.)
Thrust washer thicknessTransmission housing1.00-1.05 mm (0.039-0.041 in.)
Holder side1.00-1.05 mm (0.039-0.041 in.)

AUTOMATIC TRANSMISSION AND A/T DIFFERENTIAL - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

ItemMeasurementQualificationStandard or New
Wire DiameterO.D.Free LengthNo. of Coil
Main valve body spring (see MAIN VALVE BODY DISASSEMBLY, INSPECTION, AND REASSEMBLY )Torque converter check valve spring1.1 mm (0.043 in.)8.6 mm (0.339 in.)35.0 mm (1.378 in.)12.6
Lock-up shift valve spring1.0 mm (0.039 in.)6.6 mm (0.260 in.)35.5 mm (1.398 in.)18.2
Shift valve E spring0.7 mm (0.028 in.)6.6 mm (0.260 in.)42.4 mm (1.669 in.)17.6
Shift valve A spring0.9 mm (0.035 in.)6.6 mm (0.260 in.)50.5 mm (1.988 in.)23.3
Shift valve B spring0.8 mm (0.031 in.)6.6 mm (0.260 in.)49.1 mm (1.933 in.)21.7
Modulator valve spring1.6 mm (0.063 in.)10.4 mm (0.409 in.)33.5 mm (1.319 in.)9.8
CPC valve A spring0.7 mm (0.028 in.)6.1 mm (0.240 in.)17.8 mm (0.701 in.)7.9
Servo control valve spring0.9 mm (0.035 in.)9.6 mm (0.378 in.)30.2 mm (1.189 in.)8.4
Lubrication control valve spring0.9 mm (0.035 in.)8.7 mm (0.343 in.)25.0 mm (0.984 in.)7.2
Lock-up timing valve spring0.6 mm (0.024 in.)6.6 mm (0.260 in.)30.9 mm (1.217 in.)11.1
Relief valve spring1.0 mm (0.039 in.)9.6 mm (0.378 in.)28.1 mm (1.106 in.)7.7
Secondary valve body spring (see SECONDARY VALVE BODY DISASSEMBLY, INSPECTION, AND REASSEMBLY )CPC valve C spring0.7 mm (0.028 in.)6.1 mm (0.240 in.)17.8 mm (0.701 in.)7.9
Shift valve D spring0.7 mm (0.028 in.)6.6 mm (0.260 in.)42.4 mm (1.669 in.)17.6
Reverse CPC valve spring0.8 mm (0.031 in.)6.1 mm (0.240 in.)24.4 mm (0.961 in.)14.6
Shift valve C spring0.8 mm (0.031 in.)6.6 mm (0.260 in.)49.1 mm (1.933 in.)21.7
CPC valve B spring0.7 mm (0.028 in.)6.1 mm (0.240 in.)17.8 mm (0.701 in.)7.9
Reverse control valve spring0.8 mm (0.031 in.)6.6 mm (0.260 in.)49.1 mm (1.933 in.)21.7
Regulator valve body spring (see REGULATOR VALVE BODY DISASSEMBLY, INSPECTION, AND REASSEMBLY )3rd accumulator spring3.1 mm (0.122 in.)19.6 mm (0.772 in.)41.4 mm (1.630 in.)5.5
Cooler check valve spring0.9 mm (0.035 in.)6.7 mm (0.264 in.)31.5 mm (1.240 in.)14.2
Lock-up control valve spring0.7 mm (0.028 in.)6.6 mm (0.260 in.)42.9 mm (1.689 in.)14.2
0.8 mm (0.031 in.)6.6 mm (0.260 in.)44.3 mm (1.744 in.)25.5
Regulator valve spring B1.4 mm (0.055 in.)8.8 mm (0.346 in.)44.0 mm (1.732 in.)12.0
Regulator valve spring A1.85 mm (0.073 in.)14.7 mm (0.579 in.)86.9 mm (3.421 in.)16.2
Stator reaction spring5.5 mm (0.217 in.)37.4 mm (1.472 in.)30.3 mm (1.193 in.)2.1
Accumulator body spring (see ACCUMULATOR BODY DISASSEMBLY, INSPECTION, AND REASSEMBLY )4th accumulator spring3.3 mm (0.130 in.)19.6 mm (0.772 in.)39.1 mm (1.539 in.)5.8
2nd accumulator spring3.1 mm (0.122 in.)19.6 mm (0.772 in.)53.4 mm (2.102 in.)7.5
1st accumulator spring A2.3 mm (0.091 in.)19.6 mm (0.772 in.)60.8 mm (2.394 in.)9.5
1st accumulator spring B2.5 mm (0.098 in.)12.8 mm (0.504 in.)46.0 mm (1.811 in.)9.5
5th accumulator spring A2.4 mm (0.094 in.)19.6 mm (0.772 in.)65.5 mm (2.579 in.)12.0
5th accumulator spring B2.6 mm (0.102 in.)13.2 mm (0.520 in.)50.5 mm (1.988 in.)10.1
1st-hold accumulator spring2.0 mm (0.079 in.)13.1 mm (0.516 in.)42.9 mm (1.689 in.)9.8

AUTOMATIC TRANSMISSION AND A/T DIFFERENTIAL - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

ItemMeasurementQualificationStandard or NewService Limit
A/T differential carrierPinion shaft contact area I.D.18.000-18.025 mm (0.7087-0.7096 in.)
Carrier-to-pinion shaft clearance0.013-0.054 mm (0.0005-0.0021 in.)0.1 mm (0.004 in.)
Driveshaft contact area I.D.30.025-30.055 mm (1.182-1.183 in.)
Carrier-to-driveshaft clearance0.045-0.096 mm (0.002-0.004 in.)0.13 mm (0.005 in.)
Carrier-to-intermediate shaft clearance0.080-0.126 mm (0.003-0.005 in.)
Tapered roller bearing starting torque (preload)For new bearing3.9-5.1 N.m (40-52 kgf.cm, 35-45 lbf.in.)Adjust
For used bearing3.6-4.8 N.m (37-49 kgf.cm, 32-43 lbf.in.)Adjust
A/T differential pinion gearBacklash0.05-0.15 mm (0.002-0.006 in.)
I.D.18.042-18.066 mm (0.7103-0.7113 in.)
Pinion gear-to-pinion shaft clearance0.055-0.095 mm (0.0022-0.0037 in.)0.12 mm (0.005 in.)
Transfer output shaftDiameter at bearing contact areaTransmission housing side21.977-21.990 mm (0.8652-0.8657 in.)21.92 mm (0.8630 in.)
Torque converter housing side40.002-40.018 mm (1.5749-1.5755 in.)39.95 mm (1.5728 in.)
Axial clearance0-0.39 mm (0-0.015 in.)
28.5 mm thrust washer thicknessA1.82 mm (0.0717 in.)When worn or damaged
B1.84 mm (0.0724 in.)When worn or damaged
C1.86 mm (0.0732 in.)When worn or damaged
D1.88 mm (0.0740 in.)When worn or damaged
E1.90 mm (0.0748 in.)When worn or damaged
F1.92 mm (0.0756 in.)When worn or damaged
G1.94 mm (0.0764 in.)When worn or damaged
H1.96 mm (0.0772 in.)When worn or damaged
I1.98 mm (0.0780 in.)When worn or damaged
J2.00 mm (0.0787 in.)When worn or damaged
K2.02 mm (0.0795 in.)When worn or damaged
L2.04 mm (0.0803 in.)When worn or damaged
M2.06 mm (0.0811 in.)When worn or damaged
N2.08 mm (0.0819 in.)When worn or damaged
O2.10 mm (0.0827 in.)When worn or damaged
P2.12 mm (0.0835 in.)When worn or damaged
Q2.14 mm (0.0843 in.)When worn or damaged
R2.16 mm (0.0850 in.)When worn or damaged
S2.18 mm (0.0858 in.)When worn or damaged
T2.20 mm (0.0866 in.)When worn or damaged
U2.22 mm (0.0874 in.)When worn or damaged
V2.24 mm (0.0882 in.)When worn or damaged
W2.26 mm (0.0890 in.)When worn or damaged
X2.28 mm (0.0898 in.)When worn or damaged
Y2.30 mm (0.0906 in.)When worn or damaged
Z2.32 mm (0.0913 in.)When worn or damaged
AA2.34 mm (0.0921 in.)When worn or damaged
Transfer assembly fluidCapacity Hypoid Gear Oil API classified GL4 or GL5 only SAE 90 or SAE 80W-90 viscosityFluid change0.43 L (0.45 us qt)
Overhaul0.45 L (0.48 us qt)
Transfer assemblyDiameter of transfer hypoid drive gear/shaft assembly at tapered roller bearing contact areaTransfer cover side50.002-50.018 mm (1.9686-1.9692 in.)49.95 mm (1.9665 in.)
Transfer gear side24.987-25.000 mm (0.9837-0.9843 in.)24.93 mm (0.9815 in.)
Diameter of transfer output shaft (hypoid gear) at tapered roller bearing contact areaTransfer gear side40.002-40.018 mm (1.5749-1.5755 in.)39.95 mm (1.5728 in.)
Companion flange side27.975-27.990 mm (1.1014-1.1020 in.)27.92 mm (1.0992 in.)
Transfer gear backlash0.06-0.16 mm (0.002-0.006 in.)Adjust
Tapered roller bearing total starting torque (preload)2.64-4.23 N.m (26.9-43.1 kgf.cm, 23.3-37.4 lbf.in.)Adjust

AUTOMATIC TRANSMISSION AND A/T DIFFERENTIAL - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Rear Differential

ItemMeasurementQualificationStandard or New
Rear differential fluidCapacity Use Acura ATF-Z1Fluid change2.53 L (2.67 US qt)
Overhaul2.77 L (2.93 US qt)

REAR DIFFERENTIAL - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Steering

ItemMeasurementQualificationStandard or New
Steering wheelRotational play measured at outside edge with engine running0-10 mm (0-0.39 in.)
Starting load measured at outside edge with engine running29 N (3.0 kgf, 6.6 lbf)
GearboxAngle of rack guide screw loosened from locked position15±5°
PumpOutput pressure with shut-off valve closed8,150-8,850 kPa (83-90 kgf/cm 2 , 1.180-1.280 psi)
Power steering fluidCapacity Use Acura Power Steering FluidReservoir capacity0.30 L (0.32 US qt)
System capacity0.9 L (0.96 US qt)

STEERING - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Suspension

ItemMeasurementQualificationStandard or NewService Limit
Wheel alignmentCamberFront0°10'±45'
Rear1°00'±45'
Camber (Maximum difference left to right)Front0°30'
CasterFront2°57'±1°
Total toe-inFront0±2 mm (0±0.08 in.)
Rear2.5±2 mm (0.082±0.08 in.)
Front wheel turning angleInward35°24'±2°
Outward30°30' (reference)
WheelRunoutAxial0-0.7 mm (0-0.03 in.)2.0 mm (0.08 in.)
Radial0-0.7 mm (0-0.03 in.)1.5 mm (0.06 in.)
Wheel bearingEnd playFront0-0.05 mm (0-0.002 in.)
Rear0-0.05 mm (0-0.002 in.)
TireFront and rear sizeP235/55R18 99V M+S
Spare tire sizeT165/80D17 104M
PressureFront and rear220 kPa (2.2 kgf/cm 2 , 32 psi)
Spare420 kPa (4.2 kgf/cm 2 , 60 psi)

SUSPENSION - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Brakes

ItemMeasurementQualificationStandard or NewService Limit
Parking brakeDistance traveled when pedal pressed with 294 N (30 kgf, 66 lbf) of force6 to 7 clicks
Drum I.D.199.9-200.0 mm (7.870-7.874 in.)21 mm (7.913 in.)
Shoe lining thickness3.2 mm (0.126 in.)1.0 mm (0.04 in.)
Brake pedalPedal height (carpet removed)165 mm (6 1/2 in.)
Free play1-5 mm (1/16-3/16 in.)
Master cylinderPiston-to-pushrod clearance0 mm (0 in.)
Brake discThicknessFront27.8-28.1 mm (1.09-1.11 in.)26.0 mm (1.02 in.)
Rear8.9-9.1 mm (0.35-0.36 in.)7.5 mm (0.30 in.)
RunoutFront0.04 mm (0.0016 in.)
Parallelism0.015 mm (0.0006 in.)
Brake padPad thicknessFront11.5-12.2 mm (0.45-0.48 in.)1.6 mm (0.06 in.)
Rear8.3-9.0 mm (0.33-0.35 in.)1.6 mm (0.06 in.)

BRAKES - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Air Conditioning

ItemMeasurementQualificationStandard or New
RefrigerantTypeHFC-134a (R-134a)
Capacity of system450-500 g (15.9-17.6 oz)
Refrigerant oilTypeSP-10 (P/N 38897-P13-A01AH or 38899-P13-A01)
Capacity of componentsCondenser40 mL (1 1/3 fl.oz)
Evaporator40 mL (1 1/3 fl.oz)
Each line and hose10 mL (1/3 fl.oz)
Compressor75-85 mL (2 1/2-2 5/6 fl.oz)
CompressorField coil resistanceAt 68°F (20°C)3.15-3.45 ohms
Pulley-to-armature plate clearance0.35-0.65 mm (0.014-0.026 in.)

AIR CONDITIONING - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

ItemMeasurementQualificationSpecification
DIMENSIONSOverall length4,590 mm (180.7 in.)
Overall width1,870 mm (73.6 in.)
Overall height1,655 mm (65.2 in.)
Wheelbase2,650 mm (104.3 in.)
TrackFront1,572 mm (61.9 in.)
Rear1,590 mm (62.6 in.)
Seating capacityFive (5)
WEIGHTGross Vehicle Weight Rating (GVWR)2,220 kg (4,894 lbs)
ENGINETypeWater cooled, 4-stroke DOHC i-VTEC engine, with turbo charger
Cylinder arrangementInline 4-cylinder, transverse
Bore and stroke86 x 99 mm (3.39 x 3.90 in.)
Displacement2,300 cm 3 (140.4 cu in.)
Compression ratio8.8
Valve trainChain drive, DOHC i-VTEC 4 valves per cylinder
Lubrication systemForced, wet sump, with trochoid pump
Oil pump displacementAt 12,000 pump RPM68 L (72 US qt)/minute
Water pump displacementAt 6,000 pump RPM120 L (127 US qt/minute
Fuel requiredPremium UNLEADED gasoline with 91 Pump Octane Number or higher
STARTERTypeGear Reduction
Nominal output1.6 kW
Nominal voltage12 V
Hour rating30 seconds
Direction of rotationClockwise as viewed from gear end
AUTOMATIC TRANSMISSIONTypeElectronically controlled automatic, 5-speed forward, 1 reverse, 3 element torque converter with lock-up clutch
Primary reductionDirect 1:1
Gear ratio1st2.697
2nd1.606
3rd1.071
4th0.766
5th0.612
Reverse1.889
Secondary reductionGear ratio1.238
Final reductionTypeSingle helical gear
Gear ratio4.533
STEERINGTypeHydraulic power-assisted rack and pinion
Overall ratio15.6
Turns, lock-to-lock2.76
Steering wheel diameter380 mm (15.0 in.)
SUSPENSIONTypeFrontIndependent McPherson with stabilizer, coil spring
RearIndependent double wishbone with stabilizer, coil spring
Shock absorberFrontTelescopic, hydraulic, nitrogen gas-filled
RearTelescopic, hydraulic, nitrogen gas-filled
TIRESSize of front and rear tiresP235/55R18 99V M+S
Size of spareT165/80D17 104M
WHEEL ALIGNMENTCamberFront0°10'
Rear1°00'
CasterFront2° 57'
Total toe-inFront0 mm (0 in.)
Rear2.5 mm (0.082 in.)
BRAKESType of service brakeFrontPower-assisted self-adjusting ventilated disc
RearPower-assisted self-adjusting solid disc
Type of parking brakeMechanical actuating, rear wheels
Pad friction surface areaFront60.5 cm 2 (9.38 sq in.) x 2
Rear27.9 cm 2 (4.32 sq in.) x 2
AIR CONDITIONINGCompressorTypeScroll
Capacity97.9 mL (5.97 cu in.)/rev.
Maximum speed10,000 RPM
Lubricant capacity75 mL (2 1/2 fl.oz)
Lubricant typeSP-10
CondenserTypeCorrugated fin
EvaporatorTypeCorrugated fin
BlowerTypeStabilized swirling flow
Motor type225 W/12V
Speed controlInfinite variable
Maximum capacity490 m 3 (17.276 cu ft)/h
Temperature controlAir-mix type
Compressor clutchTypeDry, single plate, poly V-belt drive
Electrical power consumption at 68°F (20°C)42W maximum at 12 V
RefrigerantTypeHFC-134a (R-134a)
Capacity450-500 g (15.9-17.6 oz.)
ELECTRICAL RATINGSBattery12 V-65 Ah/20 HR (12 V-52 Ah/5 HR)
FusesUnder-hood fuse/relay box100A, 80A, 50A, 40A, 30A, 20A, 15A, 10A, 7.5A
Auxiliary under-hood fuse/relay box7.5A
Under-dash fuse/relay box30A, 20A, 15A, 10A, 7.5A
Light bulbsHeadlight high beam12 V-60W (HB3)
Headlight low beam12 V - 35W (D2S)HID
Fog light12 V - 55W (H11)
Front parking/Front turn signal lights2.2/24 cp (two filaments) Amber Color
Front side marker lights3 cp
Side turn signal lights12 V-LED
Rear turn signal lights21W
Brake/Taillights12 V-21/5W (two filaments)
Inner taillights3 cp
Rear side marker light2 cp
High-mount brake light16 W
Back-up lights21 W
License plate light3 cp x 2
Ceiling light8 W
Front individual map lights5 W
Vanity mirror lights2 W
Door courtesy lights2 cp
Cargo area light5 W
A/T gear position console light1.4 W
Glove box light1.4 W
Console box light1.4 W
Gauge lights12 V-LED (non-replaceable)
Indicator lights12 V-LED, 14 V-0.56 W, 14V-0.84 W
Washer reservoirCapacity (USA models)2.5 L (2.6 US qt)
Capacity (Canada models)4.5 L (4.7 US qt)

DESIGN SPECIFICATIONS - STANDARDS AND SERVICE LIMITS SPECIFICATIONS

Scheme 1

Scheme 1: Body Specifications