P1263 JEEP - Glow Plug #2 Control Circuit Low
- Faulty Glow Plug #2
- Glow Plug #2 harness is open or shorted
- Glow Plug #2 circuit poor electrical connection
- Faulty Glow Plug Controller
Tech notesGood information on how inspect, remove and replaced the glow plugs: Jeep Glow Plug Inspection, Remove and Replace
- Engine Light ON (or Service Engine Soon Warning Light)
P1263 Jeep DescriptionThe Powertrain Control Module (PCM) monitors the Glow Plug #2. The PCM sets the OBDII code when the Glow Plug #2 is not to factory specifications.
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