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: WORKING.
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: PARTICIPATE IN DELIVERY TORQUE WHEN COAST DRIVING.
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: SUPPLING OIL PRESSURE TO ELEMENT, BUT NOT EFFECT ON OUTPUT.
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: TEMPORARY WORKING.
5th gear
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Stall test procedure in D1 and reason
Procedure
1. Warm up the engine
2. After positioning the select lever in "D" ,depress the foot brake pedal fully after that, depress the accelerator pedal
to the maximum
* The slippage of 1st gear operating parts can be detected by stall test in D
Reason for stall test
1. If there is no mechanical defaults in A/T, every slippage occur in torque converter.
2. Therfore, engine revolution is output, but input and output speed revolution must be "zero" due to wheel's lock.
3. If 1st gear operating parts have faults, input speed revolution will be out.
4. If oupput speed revolution is output. It means that the foot brake force is not applied fully. Remeasuring is required.
5. Is the meausred "STALL TEST " within specifications?
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Go to "signal check" as follow
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Go to "Component inspection" procedure.
1. Do not let anybody stand in front of or behind the vehicle while this test is being carried out.
2. Check the A/T fluid level and temperature and the engine coolant temperature.
3. Chock both rear wheel(left and right).
4. Pull the parking brake lever on with the brake pedal fully depressed.
5. The throttle should not be left fully open for more than eight second.
6. If carrying out the stall test two or more time, move the select lever to the "N" position and run the engine at 1,000
rpm to let the A/T fluid cool down before carrying out subsequent.
• Fluid level : At the hot mark on the oil level gauge.
• Fluid temperature : 176 °F~ 212 °F (80~100 °C).
• Engine coolant temperature : 176 °F~ 212 °F (80~100 °C).
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Signal Check
1. Connect GDS.
2. Engine "ON" .
3. Monitor the "INPUT & OUTPUT SPEED SENSOR" parameter on the GDS.
4. Accelerate the Engine speed until about 2000 rpm in the 1st gear.
Specification :
INPUT SPEED - (OUTPUT SPEED × 1st GEAR RATIO)
200 RPM
Summary of Contents for COUPE BK 2010
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Page 47: ...IDLE S W OFF Diagnostic Circuit Diagram Signal Waveform Data...
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Page 66: ...System performing to specification at this time...
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Page 96: ...Go to the applicable troubleshooting procedure System performing to specification at this time...
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Page 134: ...Signal Waveform Data...
Page 139: ...Signal Waveform Data...
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Page 168: ...5 Replace the TCU with a new one 6 Install the removed parts in reverse oder of removal...