A340H Transmission Troubleshooting - Toyota Hilux Surf 1993 Owner's Manual

AT–106
TROUBLESHOOTING
Basic Troubleshooting
Before troubleshooting an electronic controlled transmission first determine whether the problem is electri–
cal or mechanical. To do this, just refer to the basic troubleshooting flow–chart provide below.
If the cause is already known, using the basic troubleshooting chart below along with the general trouble–
shooting chart on the following pages should speed the procedure.
Electrical Control System Check
(See page AT–120)
Repair or Replace
AUTOMATIC TRANSMISSION
Read Diagnostic Trouble Code
(See page AT–110)
Preliminary Check
(See page AT–115)
Manual Shifting Test
(See page AT–118)
Mechanical System Tests
(See page AT–133)
Bad
Repair Transmission
– Troubleshooting (Basic Troubleshooting)
Bad
Bad
Bad
Repair or
Replace