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How to change glow plugs on PEUGEOT 406 Estate – replacement guide
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Recommended replacement interval for the part category Glow plug : 30000 km
Important!
This replacement procedure can be used for:
PEUGEOT 406 Break (8E/F) 2.1 TD 12V, PEUGEOT 406 Break (8E/F) 1.9 TD, PEUGEOT 406 Break (8E/F) 1.9 D … View more
The steps may slightly vary depending on the car design.
PEUGEOT 406 Break (8E/F) 2.1 TD 12V, PEUGEOT 406 Break (8E/F) 1.9 TD, PEUGEOT 406 Break (8E/F) 1.9 D … View more
The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Glow Plugs for 406 Break (8E/F) and other PEUGEOT models
Glow plug
Alternative products

High-temperature ceramic grease
Torque wrench
Combination spanner #10
Drive socket # 7
Drive socket # 8
Spark plug socket # 12
Ratchet wrench
Telescoping magnet
Long nose pliers
Microfibre towel
Fender cover
Replacement: glow plugs – PEUGEOT 406 Break (8E/F). AUTODOC experts recommend:
- The replacement procedure is identical for all glow plugs.
- Please note: all work on the car – PEUGEOT 406 Break (8E/F) – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1Open the hood.Step 2Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.Step 3Before getting down to work, start the engine and let it warm up to operating temperature.Step 4Shut off the engine.Step 5Unscrew the negative battery terminal fastener. Use a combination spanner #10.
- Step 6Disconnect the earth cable terminal from the battery.
- Step 7Loosen the air hose clamps. Use a drive socket #7. Use a ratchet wrench.
- Step 8Remove the air duct.
- Step 9Cover the intake manifold inlet with a towel.
- Step 10Unscrew the fasteners that connect the power cables to the glow plugs. Use a drive socket #8. Use a ratchet wrench.
- Step 11Remove the fastening nuts. Use a telescoping magnet.
- Step 12Remove the power cable. Use long nose pliers.
- Step 13Clean the glow plug mounting seats.
- Step 14Unscrew the glow plugs. Use the spark plug socket #12. Use a torque wrench.Replacement: glow plugs – PEUGEOT 406 Break (8E/F). Tip from AUTODOC experts:The glow plugs can get stuck over time and break apart when removed.Use a torque wrench to loosen the parts to avoid exceeding the breakaway torque specified by the car manufacturer.If you have reached the breakaway torque but the glow plugs still won't unscrew, you need to consult a professional: breakage of the parts can result in costly engine repairs.
- Step 15Remove the glow plugs. Use long nose pliers.
- Step 16Treat the glow plugs. Use high-temperature ceramic grease.
- Step 17Install new glow plugs to their mounting seats. Use long nose pliers.
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