2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) P Code Charts Page 2674

P2237 and P2240 (Air fuel ratio sensor open circuit between A1A+ and A1A-/A2A+ and A2A-)

P2238 and P2241 (Low admittance)

Others

TYPICAL MALFUNCTION THRESHOLDS

P2237 and P2240 (Open circuit between A1A+ and A1A-/A2A+ and A2A-)

P2238 and P2241 (Low admittance)

P2238 and P2241 (Short circuit between A1A+ and GND/A2A+ and GND)

P2238 and P2241 (Short circuit between A1A+ and A1A-/A2A+ and A2A-)

P2239 and P2242 (Short circuit between A1A+ and +B/A2A+ and +B)