LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> RX 400h FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> DTC P0505 Idle Control System Malfunction >> Typical Malfunction Thresholds
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Malfunction Thresholds

Functional check: 

TYPICAL MALFUNCTION THRESHOLDS

Either of following conditions 1 or 2 met -
1. Frequency that following conditions (a) and (b) met 5 time or more
(a) Engine RPM - target engine RPM Below -100 rpm, or more than 150 rpm
(b) Vehicle condition Stop after vehicle was driven by 10 km/h (6.25 mph) or more
2. Frequency that following conditions (a) and (b) met Once
(a) Engine RPM - target engine RPM Below -100 rpm, or 150 rpm or more
(b) ISC airflow rate (learning value) 1.3 L/sec. or less, or 9.24 L/sec. or more