OBD fault code library
Look up any P or U code to see what it means, what causes it, the parts involved and how it gets fixed.
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Fault codes
P1856
Transmission Transfer Case Contact Plate C Short Circuit To Battery
Transmission System
High severity
P1862
Transmission Transfer Case Contact Plate Power Circuit Failure
Transmission System
High severity
P1866
Transmission Transfer Case System Concern - Servicing Required
Transmission System
High severity
P1868
Transmission Automatic 4-Wheel Drive Indicator (Lamp) Circuit Failure
Transmission System
High severity
P1870
Transmission Component Slipping/ Transmission Mechanical Transfer Case 4x4 Switch Circuit Failure
Transmission System
High severity
P1871
Transmission Mechanical Transfer Case 4x4 Switch Circuit Short To Battery
Transmission System
High severity
P1875
Transmission Automatic Hall Effect Sensor Power Circuit Short To Battery / 4WD Low Switch Circuit Electrical
Transmission System
High severity
P1876
Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Failure
Transmission System
High severity
P1891
Transmission Transfer Case Contact Plate Ground Return Open Circuit
Transmission System
High severity
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