P1819 Nissan Autech OBD Code

OBD/2 P1819 error code description and symptoms.

Engine Coolant Temperature (ECT) Circuit High Input Indicates the sensor signal is greater than Self-Test maximum. The ECT sensor maximum is 4.6 volts or -50 C (-58 F). Note on some vehicles that are not equipped with an ECT sensor, CHT can be used and can set this DTC. Open circuit in harness Sensor signal short to power Damaged PCM Improper harness connection Damaged sensor ECT V PID reading greater than 4.6 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

P1819 Nissan Autech Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine P1819 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If p1819 transmission neutral safety switch short circuit to ground so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the p1819 transmission neutral safety switch short circuit to ground.

Common Causes of Nissan Autech P1819 OBD2 Code

A common cause of code P1819 is the failure of P1819 Transmission Neutral Safety Switch Short Circuit To Ground, but there are several other possible causes as well, such as ;

Engine Control Module (ECM)
EVAP system hose leaking
Clogged or faulty fuel injector (s)
Damaged ECM

P1819 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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P1819 Nissan Autech OBD Code

P1819 Nissan Autech Error Code Repair Process :

Common Causes of Nissan Autech P1819 OBD2 Code

P1819 code for other Nissan cars