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DIAGNOSTICS
MULTI -- MODE MANUAL TRANSMISSION SYSTEM
05 -- 289
COROLLA Supplement (RM1129E)
INSPECTION PROCEDURE
1 READ VALUE ON INTELLIGENT TESTER II
(a) Connect the intelligent tester II to the DLC3.
(b) Turn the ignition switch on.
(c) Select the item ”Clutch Motor Current MMT” in the DATA LIST and check the clutch motor c urrent.
Item
Measurement Item/
Range
Normal Condition
Diagnostic Note
Clutch Motor Current MMT
Clutch motor c urrent/
Min.: -- 50 A , Max.: 50 A
Normal value:
0 to 20 A
Clutch clamp position: 0 A
OK:
The value on the display is within the normal range.
HINT:
0 A is shown on the display when the c lutch actuator assy is not operating.
The value c hanges when the actuator is operating, although it will only operate momentarily.
There may be a s hort in the actuator circuit if 1 A or more is s hown for several s econds.
Result:
NG
A
OK (When troubleshooting according to the PROBLEM SYMPTOM TABLE)
B
OK (When troubleshooting according to the DTC chart)
C
B
PROCEED TO NEXT CIRCUIT INSPECTION
SHOWN ON PROBLEM SYMPTOMS TABLE
C
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Intelligent Tester ll only:
Inspect the vehicle’s ECU using check mode. Intermittent prob-
lems are easier to detect when the Intelligent Tester ll is in check
mode. In check mode, the Intelligent Tester ll uses 1 trip detec-
tion logic, which has a higher sensitivity to malfunctions than
normal mode (default), which uses 2 trip detection logic.
A
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TOYOTA COROLLA REPAIR MANUAL SUPP 1129E