Item | Detecting Condition | Possible Cause | |
Case 1 | DTC Strategy |
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Rationality(Too high) |
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Open or shrot in signal circuit
•
Open in power circuit
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Open in ground circuit
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Faulty Output speed sensor
•
Faulty TCM |
Enable Conditions |
•
Battery Voltage > 10V | ||
Threshold Value |
•
Output speed (NAB) Output speed >= 6000RPM | ||
Case 2 | DTC Strategy |
•
Rationality | |
Enable Conditions(1) |
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Battery Voltage > 10V
•
Position Lever D, B, L
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State of the brake Off
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Vehicle Speed > 25km/h
•
Throttle opening > 15%
•
Engine speed > 3000RPM
•
Pre-Filtering 1 sec | ||
Threshold Value(1) |
•
Output speed (NAB) Output speed = 0 & Current gear = 1, L, B | ||
Enable Conditions(2) |
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Battery Voltage > 10V
•
Position Lever D, B
•
State of the brake Off
•
Input speed > 1800RPM
•
Engine speed > 3000RPM
•
Pre-Filtering 1 sec | ||
Threshold Value(2) |
•
Output speed (NAB) Output speed = 0 & Current gear = 2 | ||
Enable Conditions(3) |
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Battery Voltage > 10V
•
Position Lever D
•
State of the brake Off
•
Input speed > 1200RPM
•
Engine speed > 3000RPM
•
Pre-Filtering 1 sec | ||
Threshold Value(3) |
•
Output speed (NAB) Output speed = 0 & Current gear = 3 | ||
Enable Conditions(4) |
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Battery Voltage > 10V
•
Position Lever D
•
State of the brake Off
•
Input speed > 700RPM
•
Engine speed > 3000RPM
•
Pre-Filtering 1 sec | ||
Threshold Value(4) |
•
Output speed (NAB) Output speed = 0 & Current gear = 4 | ||
Enable Conditions(5) |
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Battery Voltage > 10V
•
Position Lever D
•
State of the brake Off
•
Input speed > 800RPM
•
Engine speed > 3000RPM
•
Pre-Filtering 1 sec | ||
Threshold Value(5) |
•
Output speed (NAB) Output speed = 0 & Current gear = 5 | ||
Enable Conditions(6) |
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Battery Voltage > 10V
•
Position Lever D, B, L
•
Output speed before dropping > 1200RPM
•
Input speed > 1000RPM
•
Pre-Filtering 1 sec | ||
Threshold Value(6) |
•
Output speed gradient (nabg) Output speed gradient (during 20msec) > 600RPM | ||
Diagnostic Time |
•
More than 4.0 sec. | ||
Fail Safe |
•
Output speed from vehicle speed
•
Shift prevention over 4th gear
•
Prevention of manual shift
•
Prevention of pressure adaptation
•
Damper clutch off |