LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> LX 570 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC P0455 - P0657 >> DTC P0505 Idle Control System Malfunction >> Typical Malfunction Thresholds
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Malfunction Thresholds

TYPICAL MALFUNCTION THRESHOLDS

Either of following conditions 1 or 2 met -
1. Frequency that both of following conditions (a) and (b) set 5 times or more
(a) Engine speed - Target engine speed Less than -100 rpm, or more than 150 rpm
(b) Vehicle condition Stop after vehicle was driven at 10 km/h (6.25 mph) or more
2. Frequency that both of following conditions (c) and (d) set Once
(c) Engine speed - Target engine speed Less than -100 rpm, or more than 150 rpm
(d) IAC flow rate learning value 2.48 L/sec. or less, or 11.0 L/sec. or more