CVT
CONTINUOUSLY VARIABLE TRANSMISSION (CVT)23-2
CVT
GENERAL INFORMATIONM2231000100165
The F1C1A transmission is adopted for the CVT.
This transmission is basically the same as conven
-
tional transmission.
The ATF warmer (ATF cooler) is adopted.
SPECIFICATIONS
ItemSpecification
Transmission modelF1C1A
Engine model4A91
Torque converterTy p e3-element, 1-stage, 2-phase type
Lock-upProvided
Stall torque ratio2.0
Transmission typeForward automatic continuously variable (steel belt type),
1st in reverse
Gear ratioForward2.319 − 0.445
Reverse2.588
ClutchA pair of multi-plate system
BrakeA pair of multi-plate system
Manual control systemP-R-N-D-Ds-L (smart shift)
FunctionVariable speed controlYe s
Line pressure controlYe s
Direct engagement controlYe s
N-D/N-R controlYe s
Shift pattern controlYe s
Self-diagnosisYe s
FailsafeYe s
Oil pumpTy p eExternal gear pump
ConfigurationBuilt-in (chain drive)
Control methodElectronic control (INVECS-III)
Transmission oilSpecified lubricantsDIA QUEEN ATF SP III
Quantity L8.1
CVT
CONTINUOUSLY VARIABLE TRANSMISSION (CVT)23-4
DIAGNOSIS CLASSIFICATION TABLE
M2231015000056
ItemDiagnosisData listActuator
test
Code No.Trouble symptomsItem No.Display
Crank angle sensor−−01r/min−
CVT fluid temperature sensor15Open circuit08°C−
16Short circuit
Line pressure sensor18Open circuit09MPa−
19Short circuit
Turbine speed sensor22Open circuit02r/min−
Primary speed sensor23Open circuit03r/min−
26System failure
Secondary speed sensor24Open circuit04r/min−
25System failure
Accelerator pedal position sensor (APS)−−06mV−
Primary pressure sensor27Open circuit11MPa−
28Short circuit
Gear ratio−−12Displays the
gear ratio.−
Line pressure control solenoid valve31Open circuit/short
circuit 16%01
Shift control solenoid valve32Open circuit15%02
36Short circuit
Damper clutch control solenoid valve33Open circuit14%03
37Short circuit
Clutch pressure control solenoid valve34Open circuit17%04
38Short circuit
Shift system42System failure−−−
Damper clutch system44System failure10r/min−
45
Clutch system46System failure−−−
48
Inhibitor switch51Open circuit26P/R/N/D/Ds/L−
52Short circuit
Stop lamp switch53Open circuit33ON/OFF−
54Short circuit
Battery voltage−−24V−
CVT control relay56Open circuit25V11
Steel belt system59System failure−−−
Line pressure system57System failure−−−
71
72
