P1F17 CADILLAC - System Isolation/Impact Sensor Fault - Hybrid/EV Battery System Contactors Open
- Faulty Hybrid/EV Powertrain Control Module 2
- Hybrid/EV Powertrain Control Module 2 harness is open or shorted
- Hybrid/EV Powertrain Control Module 2 circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
P1f17 Cadillac DescriptionThe hybrid/EV powertrain control module 2 will set DTC P1F17 if the hybrid/EV powertrain control module has detected a passive loss of isolation, the supplemental inflatable restraint sensors are not working or has lost communication with the hybrid/EV powertrain control module or the supplemental inflatable restraint module.
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