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B1759 Engine Trouble Code

Meaning of B1759 engine trouble code is : B1759 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.

B1759 Possible Solution:

B1759 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.

B1759 Code Meaning :

B 1 7 5 9
OBD-II Diagnostic Body (B) Trouble Code For Engine Fuel And Air Metering Fuel Rail Pressure Sensor Circuit Malfunction Cylinder 1 Injector Circuit Low Reverse Input Circuit

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.

B1759 OBD-II Diagnostic Body (B) Trouble Code Description

B1759 engine trouble code is about Reverse Input Circuit.

Reason For B1759 Code

The reason of B1759 OBD-II Engine Trouble Code is Fuel Rail Pressure Sensor Circuit Malfunction.

B1759 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.