100%
AT1–90
AT340E (2JZ–GE) AUTOMATIC TRANSMISSION – TROUBLESHOOTING
4 Check O/D main switch.
C 1. Disconnect the 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 ∞ Ω (open)
OFF 0 Ω (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 AT1–52).