100%
AT2–110
A340E (2JZ—GTE) AUTOMATIC TRANSMISSION – TROUBLESHOOTING
4 Check O/D main switch.
C 1. Disconnect O/D main switch connector.
2. Measure resistance between terminals 2 and
4 of O/D main switch connector.
OK
O/D Main Switch Resistance
ON ∞ . (open)
OFF 0 . (continuity)
AT5529
OK
NG Replace O/D main switch.
Check and replace combination meter. (See
combination meter troubleshooting section on
page BE–41).
O/D OFF indicator light remains ON
1 Check O/D main switch.
OK
NG Replace O/D main switch.
2 Check harness and connector between O/D off indicator light and ECM (See
page IN–30).
OK
NG Repair or replace harness or connector.
Check and replace ECM.
O/D OFF indicator light blinks
Do diagnostic trouble code check (See page AT2–34).