Toyota P1135

9 discussions on MotorsForum about the Toyota P1135: what owners asked, what went wrong, and what fixed it.

What owners report

P0141 still being set

I posted a little while ago about my 97 Geo Prizm. You can see theposts here: finally found out that there was a problem with the wiring and fixedit. I verified that there is now a connection from the O2 Sensor toterminal 19 on the 26-pin...

1997 Camry P1135 CEL on - What is the right part???

Hello,I have the CEL light on my 1997 Camry v4 (2.2L). I took it to autozonethey said the code is P1135 which translates to "Heater malfunction inAir Fuel Ration Sensor in Bank1/ Sensor1". The guy told me essentiallyit means I need a new...

Re-occurring P1135 engine code on Miata 2000 above 4000 RPM

I have replaced the front heated oxygen sensor with a Mazda new unit to fix a fault consistent with the P1135 indicator and I have cleared the engine code/CEL. However, whenever I wind up the engine above 4000 RPMs, the engine light, the...

Toyota Sienna CE, 2001, Oxygen Sensors

I have a 2001 Toyota Sienna CE with engine codes P1135 and P1155. I am looking for a way to bypass the oxygen sensors, as well as suggestions regarding the lack of engine power.As long as it is slowly accelerated, it can do OK. But if...

CEL P1135 (do I have to?)

On my way home from work the other day my check engine light came on.The next day I had it at the mechanic to see what that was all about.They came back with a code P1135: Manufacturer's Controller Air & FuelMetering Air/fuel sensor heating...

O2 Bank1 Sensor '01 Toyota Avalon (false positive?)

I just had my '01 Toyota Avalon in the shop to replace the timing belts & engine belt, Monday.Today being Saturday afternoon I started the car to go out and the check engine light came on. I dropped by the service dept and had it checked. ...

All discussions