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How to change spark plugs on BMW E46 – replacement guide
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Recommended replacement interval for the part category Spark plug : 18 month / 30000 km
Important!
This replacement procedure can be used for:
BMW 3 Saloon (E46) 316i, BMW 3 Saloon (E46) 316 i, BMW 3 Saloon (E46) 318 i, BMW 3 Saloon (E46) 316 i, BMW 3 Saloon (E46) 316 i, BMW 3 Saloon (E46) 318 i … View more
The steps may slightly vary depending on the car design.
BMW 3 Saloon (E46) 316i, BMW 3 Saloon (E46) 316 i, BMW 3 Saloon (E46) 318 i, BMW 3 Saloon (E46) 316 i, BMW 3 Saloon (E46) 316 i, BMW 3 Saloon (E46) 318 i … View more
The steps may slightly vary depending on the car design.
How to change spark plug on BMW E46 [TUTORIAL AUTODOC]

All the parts you need to replace – Spark Plug for 3 Saloon (E46) and other BMW models
Spark plug
Alternative products

High-temperature anti-seize lubricant
Spark plug socket # 16
Ratchet wrench
Torque wrench
Round-nose pliers
Fender cover
Replacement: spark plugs – BMW E46. AUTODOC recommends:
- The replacement procedure is the same for all spark plugs.
- All work should be done with the engine stopped.
Replacement: spark plugs – BMW E46. Use the following procedure:
- Step 1Open the bonnet.
- Step 2Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.Step 3Remove the spark plug wire connectors from the spark plug wells. Use round-nose pliers.Replacement: spark plugs – BMW E46. Professionals recommend:Be careful to avoid damaging spark plug wires.Remember the sequence of the spark plug wires connectors.
- Step 4Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
- Step 5Take out the spark plugs.
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