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Stall Speed
V
€nt transmission damage, do not tost stall speod for mol€ than
shitt tho lever while raising the engina speed,
10 soconds at a time.
L
CAUTION:
a To prev€nt transmission damage, do not tost stall speod for mol€ than 10 soconds at a time.
a Do not shitt tho lever while raising the engina speed,
a Be suro to remove tho plossule gaugo bolore testing st8ll spe€d.
1. Engage the parking brake. and block all lour wheels.
2. Connect the tachometer, 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), shift into g position.
5. Fully depress the brake pedal and accelerator for 6 to I seconds. and note engine speed.
6. Allow two minutes for cooling, then repeat the test in [,
[Dll and @ oositions.
N O T E :
a Stall speed tests should be used tor diagnostic purposes only.
. Stall speed should be the same in E,
tr, tr and @ Fositions.
Stall Speed FPM: rpm
Specification:
Bl88l €ngine 2,5q) rpm
Bl8Cl engine 2.i|{10 .pm
Sorvice Limit:
81881 engins 2,350 - 2,650 rpm
Bl8Ct ongine 2,250 - 2,550 rpm
TROUBLE
PROBABLE CAUSE
Stall rpm hish in E,
E, I
and @
position
Low tluid level or ATF pump output
Clogged ATF strainer
Pressure regulator valve stuck closed
Slipping clutch
Stall rpm high in I
position
Slippage of 1st clutch, 1st-hold clutch or 1st gear one-way clutch
Stall rpm high in E position
Slippage of 2nd clutch
Stall rpm high in ldnl posirion
Slippage of 1st clutch. 1st gear one-way clutch
Stall rpm high in [!l position
Slippage of 4th clutch
Stall rpm low in E,
E. I
and @
position
Engine output low
Torque convener one-way clutch slipping
14-97
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Troubleshooting
