2 3
1
A92970
Intak e Shutter Pos ition
Sensor Connector
Wire Harness Side:
VC E2
T14
Front View
VTA
--
DIAGNOSTICS
ECD SYSTEM (1ND -- TV)
05 -- 79
COROLLA Supplement (RM1129E)
2 I NSPECT ECM(VC VOLTAGE)
(a) Turn the ignition switch to ON.
(b) Measure the voltage between the terminals of the T14 in -
take shutter position s ensor connector.
Standard:
Tester Connection
Specified Condition
VC (T14 -- 1) -- E2 (T14 -- 2)
4.5 to 5.5 V
OK
3 REPLACE INTAKE SHUTTER ASSY(THROTTLE VALVE)
GO
4 CHECK IF DTC O UTPUT RECURS(DTC P0122 AND/OR P0123)
(a) Connect the intelligent tester ll to the DLC3.
(b) Turn the ignition switch to ON and turn the intelligent tester ll ON.
(c) Select the following menu items: Powertrain / Engine and ECT / DTC / Clear.
(d) Clear DTCs.
(e) Let the engine idle for 60 s econds, and repeat quick engine RPM accelerations (to 2,500 rpm) for 30
seconds.
(f) Select the following menu items: Powertrain / Engine and ECT / DTC.
(g) Read DTCs.
Result:
Display (DTC Output)
Proceed To
P0122 and/or P0123
A
No output
B
B
SYSTEM OK
A
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TOYOTA COROLLA REPAIR MANUAL SUPP 1129E