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Home >> Subaru >> 2003 >> Impreza TS, Automatic >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition System - SOHC >> Spark Plug >> Inspection >> Normal

Spark Plug: Inspection: Normal

Brown to grayish-tan deposits and slight electrode wear indicates correct spark plug heat range.

Fig 1: Inspecting Spark Plug Condition (Normal)
G02621826Courtesy of SUBARU OF AMERICA, INC.
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