Diagnostic Strategies For New Technicians
In my textbook, a piston or flame front would not be mentioned until the last chapter of the book.
Nissan Tech Tip: Permanent DTC (P-DTC) Information
Starting with 2010 Model Year, Nissan vehicles have been gradually incorporating a new type of DTC known as “Permanent DTC or P-DTC.” If a vehicle is equipped with P-DTCs, all emission-related DTCs will also set a P-DTC if the MIL is turned on.
Toyota: Rough idle, surging between 500 to 800 RPM
Model: 2005 Toyota Avalon and some models with similar system configurations, such as 2006 Camry models. Condition: The customer complains that the check engine light is on, rough idle and engine idle surging between 500 and 800 rpm. The technician retrieved DTCs P0171 & P0174 (System too lean, banks 1 & 2). Technician replaced the
