Description
TOP EPA TROUBLE CODES
presented by John Forro
Every quarter of every year, the EPA releases a list of the top trouble codes regarding emission related issues. Instructor John Forro discusses the most recent list of codes, and the possible fixes for them. A great class for all technicians and critical for technicians with state mandated emissions tests.
Trouble Codes Covered Include:
- PO420: Bank 1 Catalyst Below Threshold
- PO171: Bank 1 Too Lean
- PO455: Gross EVAP Leak
- PO442: Small EVAP Leak
- PO440: EVAP Malfunction
- PO141: Bank 1 Sensor 2 O2 Sensor Heater Circuit Malfunction
- PO128: Coolant Thermostat Out Of Range
- PO174: Bank 2 System Lean
Runtime: 12 mins
