LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> RX 400h FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> Throttle Body >> Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Throttle Body: Inspection

  1. INSPECT THROTTLE BODY ASSEMBLY 
    1. Using an ohmmeter, measure the resistance between the terminals.

      Resistance 

      TERMINALS RESISTANCE

      Symbols (terminal No.) Resistance Temperature
      M+ (2) - M- (1) 0.3 to 100 Ω 20°C (68°F)

      If the result is not as specified, replace the throttle body assembly.

    Fig 1: Identifying Throttle Body Assembly Terminals
    G04973378Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002