P1043 Possible Causes
- Faulty Injector 3
- Injector 3 Circuit Open or Shorted
- Poor Electrical Connection in Injector 3 Circuit
How is Code P1043 Repaired?
Start by checking the “Possible Causes” listed above. Visually inspect the wiring harness and associated connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check Engine Light On (or Service Engine Soon Warning Light)
P1043 Meaning
Injector 3 Supply Voltage Short Circuit is the generic description for code P1043, but the manufacturer may have a different description for your specific vehicle model and year. Currently, we do not have more information about the OBDII P1043 code.