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.
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.
Difficulty Level (Soso)
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Repair Time (30 Min.)
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| Cost Prediction : $ 80-120 |
If your ecm control relay o/p circuit malfunction 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 U3699 and engine control unit are in charge of monitoring a bunch of different ecm control relay o/p circuit malfunction, and if they get a reading that's a little out of whack, up pops the check engine light.
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U3699 is a kind of Network Trouble Code
U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason. |
You can view according U3699 DTC for your car model. We selected several models to see obd2 solutions click and view it.
| +U3699 Volvo 360 | +U3699 Triumph Italia | +U3699 Honda Life | +U3699 Siata 1500 | +U3699 Mercedes Cla |
Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.
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