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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 (Automatic Transmission - U340E) >> Automatic Transaxle System >> DTC P0751 Shift Solenoid "A" Performance (Shift Solenoid Valve S1) >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different car, the 2008 Toyota Yaris. However, it is still accessible from the selected car via links, so may be relevant.

The following conditions are common to all OFF malfunctions and ON malfunctions.

TYPICAL ENABLING CONDITIONS

The monitor runs whenever the following DTCs are not present. P0115-P0118 (ECT sensor)
P0125 (Insufficient ECT for closed loop)
P0500 (VSS)
P0748 - P0798 (Trans solenoid (range))
ECT (Engine Coolant Temperature) 60°C (140°F) or more
Time after shifting N to D 4.5 seconds or more
Transmission shift position D
Shift solenoid valve S1 circuit No circuit malfunction
Shift solenoid valve S2 circuit No circuit malfunction
ECT sensor circuit No circuit malfunction
Electronic Throttle Control System (if applicable) No circuit malfunction
Speed sensor (NT) circuit No circuit malfunction
Speed sensor (SPD) circuit No circuit malfunction

OFF malfunction (a): 

TYPICAL ENABLING CONDITIONS

ECM gearshift command 1st
Vehicle speed 5.6 mph (9 km/h) or more
and
Less than 24.9 mph (40 km/h)
Throttle valve opening angle 25 % or more and
7.0 % or more at engine speed of 1900 rpm (Conditions vary with engine speed)

OFF malfunction (b): 

TYPICAL ENABLING CONDITIONS

ECM gearshift command 4th
Last ECM selected gear 3rd

ON malfunction (a): 

TYPICAL ENABLING CONDITIONS

ECM gearshift command 4th
Last ECM selected gear 3rd

ON malfunction (b): 

TYPICAL ENABLING CONDITIONS

ECM gearshift command 4th
V current - V last
V current: Vehicle speed at current ECM selected gear
V last: Vehicle speed at last ECM selected gear
Less than 9.3 mph (15 km/h)
TH current - TH last
TH current:
Throttle valve opening angle at current ECM selected gear
TH last:
Throttle valve opening angle at last ECM selected gear
Less than 30 %
Vehicle speed (current) Less than 52.8 mph (85 km/h)
Throttle valve opening angle (current) Less than 45 %
Engine speed (current) 3200 rpm or more