The issue covered by the bulletin involves a power steering noise/whine or fluid leak from the power steering pump, gear or high pressure side power steering hose during extreme low outdoor temperature operation.
Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code P1978, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code P1978 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.
Difficulty Level (Soso)
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Repair Time (50 Min.)
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| Cost Prediction : $ 40-75 |
If your crankshaft position sensor b circuit high input check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system P1978 and engine control unit are in charge of monitoring a bunch of different crankshaft position sensor b circuit high input, and if they get a reading that's a little out of whack, up pops the check engine light.
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P1978 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. |
You can view according P1978 DTC for your car model. We selected several models to see obd2 solutions click and view it.
| +P1978 Peugeot 4008 | +P1978 Mazda Cronos | +P1978 Acura Integra | +P1978 Sunbeam Alpine | +P1978 Byd F |
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