P1132 Volvo 1999 S70 T5

Question

Have a 1999 Volvo S70 T5 (Engine 2.3) (Turbo). Changed both O2 sensors, and air filter, have check engine light on, code P1132. Per auto parts OBDII scan information (definition) , Bank 1 transitions - rich; possible cause: Leaking fuel injector bank 1; EGR stuck open; or engine mechanical condition.
Can someone please advise to solutions to correct problem? Thank you!!

Answer 1

The code means that the sensor is not reading properly. Check for intake vacuum leaks. Intake vacuum leaks can cause an improper O2 sensor reading.

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