Logo

P1173 Engine Trouble Code

Meaning of P1173 engine trouble code is : P1173 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. Taking your car into a shop will cost you around $200 depending on the car. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you should get this fixed right away.

P1173 Possible Solution:

P1173 Engine

Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.

P1173 Code Meaning :

P 1 1 7 3
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Fuel Rail/System Pressure - Too High Cylinder 10 Contribution/balance Fault Exhaust Gas Recirculation Sensor B Circuit High

Regarding the P1173 code, it would probably be worthwhile to carefully inspect the wire harness near the intake manifold bracket. This is done most easily from below the car in the area near the oil filter.

P1173 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1173 OBD-II Trouble Code Rotor Calibration Fault is one of the definitions for the P1173; however your vehicles manufacturer may have a different definition for the P1173 code. Please check below for your specific make. P1173 code.

Reason For P1173 Code

The reason of P1173 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.

P1173 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.