DTC P1271: Cylinder 1 High to Low Side Open
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P1271 - CYLINDER 1 HIGH TO LOW SIDE OPEN
| Description: | This DTC is set when a fault is detected by the fuel injector control module (FICM) in the secondary (rearward) fuel injector circuit. | ||
| Possible Causes: |
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| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to HL: Dual-Injection Fuel Delivery System STEP HL8. | ||