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− S0X4AA1E10474059548FEAT01 Stall Speed rpm: Specification: 2,250 rpm Service Limit: 2,100 2,400 rpm Problem Probable causes 14-354 Automatic Transmission Stall Speed Test 1. Engage the parking brake, and block all four wheels. 2. Connect a tachometer to the engine, and start the engine. 3. Make sure the A/C switch is OFF. 4. After the engine has warmed up to normal operating temperature (the radiator fan comes on), 5. Fully press the brake pedal and accelerator pedal for 6 to 8 seconds, and note the engine speed. Do 6. Allow 2 minutes for cooling, then repeat the test in the D, 1, and R positions. NOTE: • Do not test stall speed for more than 10 seconds at a time. • Stall speed tests should be used for diagnostic purposes only. • Stall speed should be the same in D, 2, 1, and R positions. • Do not test stall speed with the A/T pressure gauges installed. 7. If the measurements are out of the service limit, problems and probable causes are listed in the • • Stall speed rpm Low fluid level Stall speed rpm Slippage of 1st clutch Stall speed rpm Slippage of 2nd clutch Stall speed rpm Slippage of 5th clutch Stall speed low in Engine output low 03/07/29 09:40:12 61S0X050_140_0357 |