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2019 BUICK ENCLAVE

3.6L V6AWDAUTOMATICgas
1 active safety recall on this vehicle — view recalls
Repairs0Labor505Torque2488Fluid9DTC971Battery0Maintenance0Recalls1
P0262moderate severityPowertrain

Cylinder 1 Injector Circuit High

on 2019 Buick Enclave 3.6L V6 · AWD

What this code means

High voltage in the cylinder 1 injector driver circuit.

Symptoms

  • Check Engine Light
  • Misfire cylinder 1

Common causes

  • Open injector ground
  • Short to power
  • Faulty PCM driver

Diagnostic steps

  1. Test circuit voltage
  2. Check for opens
  3. Test injector

Repair notes

Repair wiring or replace injector.

Other Powertrain codes on this vehicle

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