LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chrysler >> 2005 >> 300 Base >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0122 To P0175 >> Diagnosis And Testing >> P0132-O2 Sensor 1/1 Circuit High >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

Possible Causes 
(K41) O2 1/1 SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
(K902) O2 UPSTREAM RETURN CIRCUIT SHORTED TO BATTERY VOLTAGE
(K41) O2 1/1 SIGNAL CIRCUIT OPEN
(K902) O2 UPSTREAM RETURN CIRCUIT OPEN
O2 SENSOR
PCM

Always perform the  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  before proceeding.