The code p0420 and p0132 are reading out on my 05 hemi pickup. What is that? And would it make a ticking noise that is best heard under the passenger side front wheel well. Anyone know?


Asked by Mar 04, 2014 at 12:55 PM about the 2005 Dodge Ram 1500 Laramie Quad Cab LB 4WD

Question type: Maintenance & Repair

1 Answer


P0420 1. a bad Cat. Convertor 2. a bad downstream O2 sensor ( the one after the cat) 3. damaged wiring to the downstream O2 sensor P0132 - Faulty Front Heated Oxygen Sensor Bank 1 - Front Heated Oxygen Sensor Bank 1 harness is open or shorted - Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection - Inappropriate fuel pressure - Faulty fuel injectors - Intake air leaks may be faulty - Exhaust gas leaks Both of these codes are for bank 1 Read more:

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