Puma glow plug light flashing or hard starting in cold weather
Annoying rather than dangerous.
Symptoms
Glow plug warning flashes while driving, slow or smoky cold starts.
Likely cause
One or more glow plugs failed, or a fault with the glow plug control module or wiring.
Suggested fixes
Listed roughly in the order most owners try them.
- 1
Test and replace glow plugs
Test each plug with a meter. Apply penetrating oil for several days before removal, as Puma plugs can seize and snap in the head.
- Difficulty:
- Moderate DIY
- Cost:
- £ (Under about £50 in parts)
- 2
Check the glow plug module
Read codes with a diagnostic tool. A failed module will stop all plugs working.
- Difficulty:
- Moderate DIY
- Cost:
- ££ (About £50 to £300)
This is general guidance gathered from owner experience and workshop practice, not a substitute for a workshop manual or a qualified mechanic. Costs are rough parts-only guides. Brakes, steering and suspension work affects safety, so if in doubt have it checked professionally.
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