P1391Medium Priority
Glow Plug Circuit Low Input (Bank #1)
Category: Powertrain• Ignition System (Manufacturer Specific)
6 articles · 2 makes affected
Owner Statistics
Based on 749 real owner discussions • 62 confirmed solutions
$2,951
Average Repair Cost
8%
Success Rate
13%
DIY Repairs
749
Data Sources
About This Data
Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.
Frequently Appears With
These codes often appear together in owner reports. Check these if you see P1391.
Based on analysis of 6 owner reports where multiple codes appeared together.
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