Edition 2 Chapter 2 Page 2-11
Feb/2013 Troubleshooting
Part Problem Cause Remedy
Part Problem
Cause Remedy
Loss of
traction force
or increase in
oil
temperature
a) Head pressure of torque
converter is low
Adjust the opening
pressure of the safety
valve for torque converter.
b) Pressure of the fuel supply
system for the engine is low
Clean or replace the fuel
filter
boosting time
in the full gear
range is short
Blockage of the pressure control
valve
Clean the pressure control
valve
All the gear
positions do
not operate
a) Fuel level low Fill the fuel tank to correct
level
b) Components that connect the
engine and torque converter
defective
Examine or repair the
components
c) The control valve has no
electricity
Examine the fuse in the
gear selector cable and
test the output voltage of
the connector.
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