R Range Test; P Range Test - Toyota MR2 1988 Repair Manual

AT-14
• Engine Braking
• Slippage
(31)
• Parking Lock
Pawl Acting
AUTOMATIC TRANSAXLE - Troubleshooting
AT0779
Acceleration
Deceleration
TE0018
Full Throttle Valve
Opening
AT0780
Vehicle on Gradient
AT0781
(c) While running in the L range, release the accelerator
pedal and check the engine braking effect.
(d) Check for abnormal noise at acceleration and
deceleration.
5. R RANGE TEST
Shift into the R range and, while starting at full throttle,
check for slipping.
6. P RANGE TEST
Stop the vehicle on a gradient (more than 5°) and after
shifting into the P range, release the parking brake. Then
check to see that the parking lock pawl holds the vehicle
in place.