2026-10-08 · 5 min read
Mitsubishi Outlander Throttle Body Cleaning Malaysia
Throttle body cleaning is a routine service for the Outlander that addresses carbon deposits from crankcase ventilation vapours coating the throttle plate and bore. Deposits reduce airflow accuracy and cause rough idle, poor cold-start behaviour, and slight hesitation at low throttle. On the Outlander, the recommended cleaning interval is around 60,000–80,000 km. After cleaning, an idle relearn procedure should be performed — on Mitsubishi MIVEC engines this involves letting the engine idle undisturbed for several minutes to recalibrate the throttle position sensor.
Outlander Throttle Body Cleaning
- Clean every 40,000 km — 4J11 port injection can accumulate PCV oil vapour on throttle butterfly
- Rough idle, slow throttle response, and stalling at traffic junctions indicate throttle body needs attention
- Idle relearn procedure required after throttle cleaning on Outlander — use scan tool to complete relearn