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D32440
Wire Harness View:
M9
E2L2 E2L1 VSL1
VCL1
VSL2
VCL2
M7
MSL+ MSL --
GND
M8
05 -- 308
--
DIAGNOSTICS
MULTI -- MODE MANUAL TRANSMISSION SYSTEM
COROLLA Supplement (RM1129E)
12 INSPECT TRANSMISSION CONTROL ECU ASSY
(a) Reconnect the M9 connector to the transmission control
ECU.
(b) Turn the ignition switch on.
(c) Measure the voltage according to the value(s) in the table
below.
Standard:
Symbol (Terminal No.)
Condition
Specified v alue
VCL2 (M9 -- 31) --
E2L2 (M9 -- 24)
Ignition SW ON
Approx. 5 V
VCL1 (M9 -- 20) --
E2L1 (M9 -- 22)
Ignition SW ON
Approx. 5 V
VSL2 (M9 -- 32) --
E2L2 (M9 -- 24)
Ignition SW ON
0.5 to 4.5 V
VSL1 (M9 -- 21) --
E2L1 (M9 -- 22)
Ignition SW ON
0.5 to 4.5 V
MSL+ (M7 -- 5) --
GND (M8 -- 6)
Ignition SW OFF
→
ON
Below 1 V
→
5 to 10 V
MSL-- (M7--4) --
GND (M8--6)
Ignition SW OFF
→
ON
Below 1 V
→
5 to 10 V
NG
REPLACE TRANSMISSION CONTROL ECU
ASSY
OK
OPERATION CHECK
HINT:
If symptoms still occur even after checking the shift head for dirt, wear, etc. and replacing the defective parts,
replace the transmission control ECU.
When a malfunction is found with the shift head, replace the shift and select actuator assy (refer to C53A
MANUAL TRANSAXLE Repair Manual Pub. No. RM1117E).
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TOYOTA COROLLA REPAIR MANUAL SUPP 1129E