P1132 SUBARU Possible Causes
- Faulty front oxygen sensor
- Front oxygen sensor harness is open or short-circuited
- Poor electrical connection in the front oxygen sensor circuit
How to Fix P1132 SUBARU Code?
Start by checking the “possible causes” listed above. Visually inspect the corresponding cable harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Check engine light on (or service engine soon warning light)
P1132 SUBARU Meaning
A heated exhaust oxygen sensor (HO2S) indicating rich at the end of a test attempts to correct a too lean condition. The test fails when the fuel control system no longer detects switching for a calibrated duration.