Possible causes

– Leaking fuel injector bank 1
– EGR stuck open
– Engine mechanical condition

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P1132 FORD Description

A Heated Exhaust Oxygen (HO2S) sensor indicating rich at the end of a test is trying to correct for an over-lean condition. The test fails when the fuel control system no longer detects switching for a calibrated amount of time.

FORD Technical Service Bulletins for P1132 code