P1003 - EFI System Relay Contacts Open
P1003 Possible Causes
- Faulty EFI System Relay
- EFI System Relay harness is open or shorted
- EFI System Relay circuit poor electrical connection
How is the P1003 code repair?Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
What is the cost to diagnose the P1003 code
Labor: 1.0The cost to diagnose the P1003 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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- Engine Light ON (or Service Engine Soon Warning Light)
P1003 MeaningEFI System Relay Contacts Open is the generic description for the P1003 code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1003 OBDII code.
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