1A-71 Engine General Information and Diagnosis:
3 1) Install the throttle body assembly. Refer to “Throttle Body
Removal and Installation in Section 1D (Page 1D-10)”.
2) Connect the STVA lead wire coupler and ECM coupler.
3) Start the engine to check the STV operation.
(STVA operating order: Open → Approx. 38% open)
Is the operation OK?
Replace the ECM with a
new one. Refer to “ECM
Removal and
Installation in Section
1C (Page 1C-1)”.
Replace the throttle
body assembly with a
new one. Refer to
“Throttle Body Removal
and Installation in
Section 1D (Page 1D-
10)”.
Step Action Yes No
I705H1110063-01