Malfunction Threshold

Either one of the conditions is met for at least 5.0 seconds.

• The knock sensor 1 (bank 1) output signal strength is 105 or less at the engine speed [ENGINE SPEED] of 1, 500 rpm.
• The knock sensor 1 (bank 1) output signal strength is 225 or less at the engine speed [ENGINE SPEED] of 3, 000 rpm.