Preliminary Information For Display Groups 15 & 16

Knock Sensor (KS) signal voltages should not vary by more than 50 percent from cylinder to cylinder or from bank to bank. If voltage difference exceeds 50 percent, check for corroded KS connector, faulty wiring or faulty KS. Check for loose components or oil combustion due to piston damage. See DISPLAY GROUPS 13 and/or 15.