P1456 Buick 60 OBD Code

OBD/2 P1456 error code description and symptoms.

The Transmission Range Sensor (also referred to as the PRNDL input an/or neutral safety switch) tells the transmission control module (TCM) an the engine control module (PCM) that the transmission is in park, reverse, neutral, drive, low, 2nd, 3rd etc. It is attached directly to the manual valve of transmission, so when the shift lever is moved from park to drive, the Transmission Range Sensor communicates this critical information to the above mentioned vehicle control module systems.

Gear changes are accomplished by a command from the TCM to energize the clutch actuator to release the clutch; after which various actuators inside the transmission disengage the current gear, and depending on current operating conditions, engage the next higher or lower gear ratio. All of this happens much faster than a human driver could change gears, and in most applications, gear changes are as smooth and seamless as on any fully automatic transmission.

P1456 Buick 60 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine P1456 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 p1456 evaporative emission control system leak detected small leak 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 p1456 evaporative emission control system leak detected small leak.

Common Causes of Buick 60 P1456 OBD2 Code

A common cause of code P1456 is the failure of P1456 Evaporative Emission Control System Leak Detected Small Leak, but there are several other possible causes as well, such as ;

Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted
Camshaft advance mechanism binding (VCT unit)
Faulty select solenoid
Loss of ground.

P1456 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.

About Us | Contact | Privacy

P1456 Buick 60 OBD Code

P1456 Buick 60 Error Code Repair Process :

Common Causes of Buick 60 P1456 OBD2 Code

P1456 code for other Buick cars