Code : C1148
Description : C1148 LINCOLN Speed Wheel Sensor RF Coherency Fault
Possible causes :
– ABS RF Wheel Speed Sensor / Wiring intermittently open/shorted
– Tone wheel cracked/slipping on hub/axle/CV shaft
– Faulty / intermittent connection at the Anti-Lock Brake Control Module (ABCM or EBCM)
– Faulty Anti-Lock Brake Control Module
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

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