P3045 Trouble Code

View P3045 obd/2 error code description and symptoms. P3045 engine photo

Output Shaft Speed sensor circuit intermittent failure The output shaft speed sensor signal to the PCM is irregular or interrupted.
Harness connector not properly seated Harness intermittently shorted, or open Harness connector damaged OSS sensor damaged, or not installed properly Verify harness and connector integrity Verify OSS sensor proper installation.

As the engine heats up and combustion becomes easier and more complete, the PCM will command the idling control valve to increase the amount of air entering the engine to suit the changing conditions. However, when the load on the engine changes, say, when some electrical consumers or other systems are either turned on or off, the PCM adapts the signal voltage to the idle control valve to ensure that the idling speed remains stable, and at the RPM specified by the manufacturer.

P3045 Error Code Repair Process :

The rule of P3045 code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of air bag crash sensor #2 feed/return circuit open. Likewise, overriding the OBD P3045 error in system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

P3045 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.

Common Causes of P3045

A common cause of code P3045 is the failure of Air Bag Crash Sensor #2 Feed/Return Circuit Open, but there are several other possible causes as well, such as ;

Camshaft Position Sensor harness is open or shorted
Faulty TCM or TCM programming
Foreign matter caught in fuel filler cap
Spark plugs may be faulty

P3045 code for all cars

You can view according P3045 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+P3045 Standard Eight

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

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