Standard Mazda diagnostic trouble codes include P1122, which signifies that the throttle is stuck in the open position, and P1502, which indicates an error in the vehicle speed sensor circuit. Trouble code P1709 points to an error in the clutch switch circuit.
Other common errors include P1735, which denotes failure in the first gear switch circuit, and P1719, which indicates an error in the engine torque signal. Error codes are retrieved from the on-board computer system using an on-board diagnostic scan tool. A scanner is connected to a data link connector located beneath the steering wheel in most Mazda models. Errors codes are obtained from the scanner when the engine is running.
Engine-codes.com features comprehensive lists of Mazda engine trouble codes and helps users decode trouble codes and their possible causes.