p030x misfire codes
P030x Misfire Codes Are Overrated - Automotive Diagnostics Shows Why
P030x Misfire Codes Are Overrated - Automotive Diagnostics Shows Why P030x misfire codes are often overstated; they pinpoint the exact cylinder that misfires, allowing a focused fix instead of blanket replacements. 90% of misfire repairs cost less than $500 when the P030x is interpreted correctly, yet many shops chase costly