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Home >> Lexus >> 2006 >> IS 250 RWD, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission (A960E)) >> Automatic Transmission System >> DTC P2757 Torque Converter Clutch Pressure Control Solenoid Performance (Shift Solenoid Valve SLU) >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different variant/trim than selected.

The following items are common to all conditions below. 

TYPICAL ENABLING CONDITIONS CHART

The monitor will run whenever this DTC is not present. None
Turbine speed sensor circuit Not circuit malfunction
Output speed sensor circuit Not circuit malfunction
Shift solenoid valve S1 circuit Not circuit malfunction
Shift solenoid valve S2 circuit Not circuit malfunction
Shift solenoid valve S3 circuit Not circuit malfunction
Shift solenoid valve S4 circuit Not circuit malfunction
Shift solenoid valve SR circuit Not circuit malfunction
Torque converter clutch pressure control solenoid circuit Not circuit malfunction
KCS sensor circuit Not circuit malfunction
ETCS (Electric throttle control system) Not system down
Transmission shift position "D"
ECT (Engine coolant temperature) 40°C (104°F) or more
Spark advance from Max. retard timing by KCS control 0°CA or more
Engine Starting
ECM selected gear 4th, 5th or 6th
Vehicle speed 15.5 mph ( 25 km/h) or more
Shift solenoid valve S1 circuit Not circuit malfunction
Shift solenoid valve S3 circuit Not circuit malfunction
Shift solenoid valve S4 circuit Not circuit malfunction
Shift solenoid valve SL2 circuit Not circuit malfunction
1 - 2 shift valve Not circuit malfunction

OFF malfunction (A): 

TYPICAL ENABLING CONDITIONS CHART

ECM lock-up comman ON
(SLU pressure: 580 kPa (5.9 kgfcm2 , 84 psi or more)
Duration time from lock-up on command 3 sec. or more
Vehicle speed Less than 62.2 mph (100 km/h)

OFF malfunction (B): 

TYPICAL ENABLING CONDITIONS CHART

ECM selected gear 2nd
Vehicle speed 1.2 mph (2 km/h) or more
Output speed 2nd --> 1st down shift point or more
Throttle valve opening angle 6.5% or more
(Varies with engine speed)

ON malfunction: 

TYPICAL ENABLING CONDITIONS CHART

ECM lock-up comman OFF
(SLU pressure: less than 4 kPa (0.04 kgfcm2 , 0.6 psi)
Duration time from lock-up on command 3 sec. or more
Throttle valve opening angle 9% or more
Vehicle speed Less than 37.3 mph (60 km/h)