LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1993 >> LS 400 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Code Charts >> Code 31 - Airflow Meter Circuit (LS400)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Code 31 - Airflow Meter Circuit (LS400)

Fig 1: Code 31 - Diagnostic Flowchart (LS400, 1 Of 2)
G93E79826Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Code 31 - Diagnostic Flowchart (LS400, 2 Of 2)
G93F79827Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002