Fault code P 128 1

1. fault code APPlicable models: GM, Buick, Chevrolet, Cadillac, Hummer, Jinbei fault code: P 128 1 Chinese meaning: accelerator pedal position (app) sensor 2- range performance English meaning: accelerator pedal position (app) sensor 2- range performance category: powertrain (powertrain) 2. Fault code applicable model: Volvo fault code: P 128 1 Chinese meaning: electronic throttle system (ETS)- range/performance English meaning: electronic throttle system (ETS)- range/performance category: powertrain system (manufacturer's own meaning) Detailed meaning: in electronic throttle system (ETC), electronic control module. Fault codes are applicable to Nissan and finidi, UK. Fault code: P 128 1 Chinese meaning: heated oxygen sensor-low voltage (row 2) English meaning: heated oxygen sensor-low voltage (row 2) Category: powertrain system (meaning from the manufacturer) Detailed meaning: 4. Fault code applicable model: Audi, common fault code: P 128 1 Chinese meaning: fuel metering solenoid valve-short circuit to ground English meaning: fuel metering solenoid valve-short circuit to ground category: powertrain system (meaning from manufacturer) Detailed meaning: The function of oxygen sensor is to measure the oxygen content in the engine exhaust gas, so as to correct the fuel injection quantity and make the engine obtain the best air-fuel ratio. In the OBD fault code, you often see the statement of which line and which oxygen sensor. 1 line refers to the line where 1 cylinder is located, and the remaining lines are 2 lines. No matter which row, the first sensor always refers to the upstream oxygen sensor (in front of the catalytic box), and the second sensor always refers to the downstream oxygen sensor (behind the catalytic box). 5. Applicable models of fault codes: Chrysler, Dodge and Jeep. Fault code: P 128 1 Chinese meaning: engine temperature-low hour English meaning: engine temperature-low hour category: powertrain system (from the manufacturer's own meaning) Detailed meaning: This fault code will appear if the powertrain control module detects that the signal of the engine coolant temperature sensor is lower than a certain value within a set time. The most common cause of failure is that the thermostat is stuck in the normally open position.