D32442
Transmission Control ECU
Wire Harness View:
M8
INDA
INDC
D33223
Combination Meter Wire Harness View:
C12--11
C12--10
C12
05--352
--
DIAGNOSTICS
MULTI--MODE MANUAL TRANSMISSION SYSTEM
COROLLA Supplement (RM1129E)
INSPECTION PROCEDURE
HINT:
Before performing circuit inspection, check that the multi--mode manual transmission warning light and shift
position indicator light come on.
If the shift position indicator light does not come on, there may be a malfunction in the INDA circuit. If the
multi--mode manual transmission warning light does not come on, there may be a malfunction in the INDA
and/or INDC circuits.
1
CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL ECU -- COM-
BINATION METER)
(a)
Disconnect the M8 connector of the transmission control
ECU and the combination meter connector.
(b)
Measure the resistance according to the table below.
Standard:
Symbol (Terminal No.)
Condition
Specified value
INDC (M8--29) -- (C12--11)
Always
Below 1
Ω
INDA (M8--31) -- (C12--10)
Always
Below 1
Ω
INDC (M8--29) --
Body ground
Always
10 k
Ω
or higher
INDA (M8--31) --
Body ground
Always
10 k
Ω
or higher
NG
REPAIR
OR
REPLACE
HARNESS
OR
CONNECTOR
OK
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TOYOTA COROLLA REPAIR MANUAL SUPP 1129E