U1110 – All makes

Code : U1110
Marque : All makes
Description : U1110 SCP Invalid or Missing Data for Primary Id
Possible causes :
– Faulty / intermittent ignition switch connections
– J1850 / SCP / CAN Bus wiring intermittently open, shorted to power or ground
– Faulty / intermittent connection at the Powertrain Control Module (PCM)
– Faulty / intermittent connection at the Anti-Lock Bra
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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