Toyota Tundra 2005 Service - Repair - Maintenance page 1322

DI−1038
ETCS (Electric throttle control system)
Transmission range
ECT
Spark advance from Max. retard timing by
KCS control
Engine
Transfer range
Transfer range "HIGH" *1 (This condition is applied only 4WD)
*1 Following conditions met
Vehicle speed sensor circuit
Output shaft speed sensor circuit
Transfer output speed
NO/NOtf (Transfer input speed/Transfer
output speed)
OFF malfunction (A)
ECM selected gear
Vehicle speed
Throttle valve opening angle
OFF malfunction (B)
Current ECM selected gear
Last ECM selected gear
Continuous time for ECM selecting 4th
gear
OFF malfunction (C)
Current ECM selected gear
Last ECM selected gear
ON malfunction
Current ECM selected gear
Last ECM selected gear
Throttle valve opening angle
(During transition from 1st to 2nd gear)
TYPICAL MALFUNCTION THRESHOLDS
Detection criteria
[OFF malfunction]
All of the following conditions are met: OFF malfunctions (A), (B) and (C)
2 detections are necessary per driving cycle
1st detection; temporary flag ON
2nd detection; temporary pending fault code ON
OFF malfunction (A)
Turbine speed/Output speed
OFF malfunction (B)
Turbine speed/Output speed
DIAGNOSTICS − AUTOMATIC TRANSMISSION (A750E for 1GR−FE)
40°C (104°F) or more
0° CA or more
143 rpm or more
2 km/h (1.2 mph) or more
6.5% or more at 2,000 rpm
(Conditions vary with engine speed)
2 sec. or more
5.5% or more at 3,000 rpm
(Conditions vary with engine speed)
Not system down
"D"
Starting
*1
"HIGH"
Not circuit malfunction
Not circuit malfunction
0.9 to 1.1
5th
5th
4th
5th
4th
2th
1st
Threshold
0.93 to 1.07
Not change as follow
0.93 to 1.07
0.65 to 0.79
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