Toyota Hilux Surf 1993 Owner's Manual page 210

General Troubleshooting (Cont'd)
Problem
Drag, binding or
tie–up on 1–2, 2–3
or 3–O/D up–shift
Harsh down–shift
No down–shift when
coasting
Down–shift occurs
too quickly or too
late while coasting
No O/D–3, 3–2 or 2–1
kick–down
No engine braking in
2 or L position
Vehicle does not hold
in P
AUTOMATIC TRANSMISSION
Possible cause
Manual linkage out of adjustment
Valve body faulty
Transmission faulty
Throttle cable out of adjustment
Throttle cable and cam faulty
Accumulator pistons faulty
Valve body faulty
Transmission faulty
Valve body faulty
Governor body faulty
Throttle cable faulty
Valve body faulty
Governor body faulty
Transmission faulty
Throttle cable out of adjustment
Governor body faulty
Valve body faulty
Valve body faulty
Transmission faulty
Manual linkage out of adjustment
Parking lock pawl cam and spring faulty
– Troubleshooting (General Troubleshooting)
Remedy
Adjust linkage
Inspect valve body
Disassemble and inspect
transmission
Adjust throttle cable
Inspect throttle cable and cam
Inspect accumulator pistons
Inspect valve body
Disassemble and inspect
transmission
Inspect valve body
Inspect governor body
Inspect throttle cable
Inspect valve body
Inspect governor body
Disassemble and inspect
transmission
Adjust throttle cable
Inspect governor body
Inspect valve body
Inspect valve body
Disassemble and inspect
transmission
Adjust linkage
Inspect cam and spring
Remark * : Refer to A43D Automatic Trans–
mission Repair Manual.
(Pub. No. RM272U)
AT–13
Page
AT–15
AT–15
AT–15
AT–15
AT–15
AT–15
AT–15