Engine - Spark Knock/Ping Diagnostic's
SOURCE:Mitsubishi Tech-Talk Article, November 2004
TITLE:
Engine Pinging
APPLIES TO:
All Models
SERVICE TIP:
When diagnosing an engine pinging condition, always check for carbon deposits, which may have occurred due to fuel grade or quality and/or the customer's driving style. If necessary, clean combustion deposits from the pistons and combustion chamber. Recommend to customers to always use the correct grade of fuel for their model vehicle.