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P1135 TOYOTA -

For a 2002 Toyota Rav4, what is the most common fix for the P1135 code?

asked Feb 24, 2013 by anonymous

1 Answer

P1135 A/F (air flow) sensor heater circuit malfuntion,bank 1 sensor 1, The common fix is sometime the fuse which is in the engine fuse box listed as A/F very rarely its a relay,This is like a Oxygen sensor it does degrade and it does get worn,where the heater circuit wears out.due to mileage, When it comes to heater circuit it usually just that  a worn A/F sensor

answered Feb 24, 2013 by Reynaldo (5,350 points)

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