P06B9 - Cylinder 1 Glow Plug Circuit Range/Performance
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P06B9 - CYLINDER 1 GLOW PLUG CIRCUIT RANGE/PERFORMANCE
| Description: The powertrain control module (PCM) carries out a functional key ON, engine running (KOER) self-test for the glow plug system. During that test the PCM enables the glow plug control module (GPCM) which monitors each individual glow plug and harness for concerns. When the GPCM detects a concern with cylinder glow plug or harness, it sends a message to the PCM, which sets this DTC. | |||
Possible Causes:
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| Diagnostic Aids: Check the wiring harness for an open or a short circuit. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST AF . | ||