What does the p0836 code on a 4 wheel drive switch mean?
The P0836 trouble code notes an issue with the four-wheel drive switch circuit. What the P0836 code means. The P0836 code is a standard OBD-II trouble code that detects a problem with the four-wheel drive (4WD) switch circuit.
What is the PCM code for 4WD malfunction?
When the PCM or TCM detects improper voltage or resistance within the 4WD switch circuit, code P0836 will be set and the check engine light, 4WD malfunction light or both may be illuminated.
What is the severity of a 4WD switch circuit problem?
The severity of this code is normally moderate, but 4WD switch circuit problems may be severe if the transfer case is stuck in low gear which causes unwanted stress on internal transmission and engine components requiring immediate attention. In some circumstances, the vehicle may not move or shift into gear at all.
What should I do if my 4WD switch is not working?
The voltage on the input side of the 4WD switch should be tested first. If voltage is absent, then there is likely a circuit issue that will need to be addressed. If there is voltage on the input side, the scanner should be used to command the 4WD system on, and the output voltage should be tested.
The P0836 trouble code notes an issue with the four-wheel drive switch circuit. What the P0836 code means. The P0836 code is a standard OBD-II trouble code that detects a problem with the four-wheel drive (4WD) switch circuit.
When the PCM or TCM detects improper voltage or resistance within the 4WD switch circuit, code P0836 will be set and the check engine light, 4WD malfunction light or both may be illuminated.
The severity of this code is normally moderate, but 4WD switch circuit problems may be severe if the transfer case is stuck in low gear which causes unwanted stress on internal transmission and engine components requiring immediate attention. In some circumstances, the vehicle may not move or shift into gear at all.
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