IG "OFF" and disconnect the air hose between throttle body and air mass flow sensor.
Check stuck on throttle valve.
Is the throttle valve normal?
![]() | ▶ Go to "Check ETC motor resistance" as follows. |
![]() | ▶ Repair or replace as necessary and go to "Verification of Vehicle Repair" procedure. |
IG "OFF" and disconnect ETC Motor & TPS connector.
Measure the resistance between ETC motor(+) and (-) terminals of ETC Motor & TPS connector (component side).
Specification : Approx. 1.5 ± 0.3Ω
Is the throttle valve normal?
![]() | ▶ Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification of vehicle Repair" procedure. |
![]() | ▶ Substitute with a known - good ETC motor and check for proper operation. If the problem is corrected, replace ETC motor and go to "Verification of Vehicle Repair" procedure. |