P1237 VOLKSWAGEN Possible Causes
- Faulty fuel injector 1
- Fuel injector 1 harness is open or shorted
- Poor electrical connection in fuel injector 1 circuit
How is the P1237 VOLKSWAGEN code repair performed?
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 pins.
Possible Symptoms
- Engine light on (or service engine soon warning light)
P1237 VOLKSWAGEN Meaning
Cylinder 1 Injector Circuit Open is the generic description for Volkswagen code P1237, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no further information about the Volkswagen P1237 OBDII code.