|
Symptom
|
Problem
parts
|
Starter
does not rotate when select lever is in “P” or “N” range; starter
rotates when select lever is in “R”, “D”, “3” or “2” range.
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•
|
Starter motor and harness
|
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Abnormal
noise when select lever is in “P” or “N” range.
|
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•
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ATF level too high or too low
|
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Hissing
noise occurs during standing start.
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•
|
ATF level too high or too low
|
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Noise
occurs while driving in “D1”.
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•
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Differential gear oil level too high or too low
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Noise
occurs while driving in “D2”.
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Noise
occurs while driving in “D3”.
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•
|
Differential gear oil level too high or too low
|
|
Noise
occurs while driving in “D4”.
|
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•
|
Differential gear oil level too high or too low
|
|
Engine
stalls while shifting from “1” range to another.
|
|
Vehicle
moves when select lever is in “N” range.
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Shock
occurs when select lever is moved from “N” to “D” range.
|
|
Excessive
time lag occurs when select lever is moved from “N” to “D” range.
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•
|
Line pressure duty solenoid
|
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•
|
Front gasket transmission case
|
|
Shock
occurs when select lever is moved from “N” to “R” range.
|
|
Excessive
time lag occurs when select lever is moved from “N” to “R” range.
|
|
•
|
Line pressure duty solenoid
|
|
•
|
Front gasket transmission case
|
|
Vehicle
does not start in any shift range (engine stalls).
|
|
•
|
Parking brake
mechanism
|
|
Vehicle
does not start in any shift range (engine revving up).
|
|
•
|
Line pressure duty solenoid
|
|
•
|
Front gasket transmission case
|
|
Vehicle
does not start in “R” range only (engine revving
up).
|
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Vehicle
does not start in “R” range only (engine stalls).
|
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•
|
Parking brake mechanism
|
|
Vehicle
does not start in “D”, “3” range
only (engine revving up).
|
|
Vehicle
does not start in “D”, “3” or “2” range
only (engine revving up).
|
|
Vehicle
does not start in “D”, “3” or “2” range
only (engine stalls).
|
|
Vehicle
starts in “R” range only (engine revving up).
|
|
Acceleration
during standing starts is poor (high stall rpm).
|
|
•
|
Front gasket transmission case
|
|
•
|
Differential gear oil level too high or too low
|
|
Acceleration
during standing starts is poor (low stall rpm).
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•
|
Torque converter one-way clutch
|
|
Acceleration
is poor when select lever is in “D”, “3” or “2” range (normal
stall rpm).
|
|
Acceleration
is poor when select lever is in “R” (normal stall rpm).
|
|
No shift
occurs from 1st to 2nd gear.
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•
|
Rear vehicle speed sensor
|
|
•
|
Front vehicle speed sensor
|
|
•
|
Throttle position sensor
|
|
No shift
occurs from 2nd to 3rd gear.
|
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No shift
occurs from 3rd to 4th gear.
|
|
Engine
brake is not effected when select lever is in “3” range.
|
|
•
|
Throttle position sensor
|
|
Engine
brake is not effected when select lever is in “3” or “2” range.
|
|
Engine
brake is not effected when select lever is in “1” range.
|
|
Shift
characteristics are erroneous.
|
|
•
|
Front vehicle speed sensor
|
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•
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Rear vehicle speed sensor
|
|
•
|
Throttle position sensor
|
|
No lock-up
occurs.
|
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•
|
Throttle position sensor
|
|
Parking
brake is not effected.
|
|
Shift
lever cannot be moved or is hard to move from “P” range.
|
ATF
spurts out.
|
|
Differential
oil spurts out.
|
|
•
|
Differential
gear oil too high
|
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Differential
oil level changes excessively.
|
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Odor
is produced from ATF supply pipe.
|
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Shock
occurs from 1st to 2nd gear.
|
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•
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Throttle position sensor
|
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•
|
2-4 brake duty solenoid
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
Slippage
occurs from 1st to 2nd gear.
|
|
•
|
Throttle position sensor
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
Shock
occurs from 2nd to 3rd gear.
|
|
•
|
Throttle position sensor
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
Slippage
occurs from 2nd to 3rd gear.
|
|
•
|
Throttle position sensor
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
Shock
occurs from 3rd to 4th gear.
|
|
•
|
Throttle position sensor
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
•
|
Low clutch timing solenoid
|
|
Slippage
occurs from 3rd to 4th gear.
|
|
•
|
Throttle position sensor
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
Shock
occurs when select lever is moved from “3” to “2” range.
|
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•
|
Throttle position sensor
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
Shock
occurs when select lever is moved from “D” to “1” range.
|
|
•
|
Throttle position sensor
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
•
|
Low clutch timing solenoid
|
|
Shock
occurs when select lever is moved from “2” to “1” range.
|
|
•
|
Throttle position sensor
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
•
|
Low clutch timing solenoid
|
|
Shock
occurs when accelerator pedal is released at medium speeds.
|
|
•
|
Throttle position sensor
|
|
•
|
Line pressure duty solenoid
|
|
•
|
2-4 brake duty solenoid
|
|
•
|
2-4 brake timing solenoid
|
|
•
|
Low clutch timing solenoid
|
|
Vibration
occurs during straight-forward operation.
|
|
Vibration
occurs during turns (tight corner “braking” phenomenon).
|
|
•
|
Front vehicle speed sensor
|
|
•
|
Rear vehicle speed sensor
|
|
•
|
Throttle position sensor
|
|
Front
wheel slippage occurs during standing starts.
|
|
•
|
Front vehicle speed sensor
|
|
•
|
Throttle position sensor
|
|
Select
lever is hard to move.
|
|
Select
lever is too high to move (unreasonable resistance).
|
|
Select
lever slips out of operation during acceleration or while driving
on rough terrain.
|
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