When to replace the Spark Plug on your MERCEDES-BENZ T2
Recommended replacement interval for the part category Spark plug : 18 month / 30000 km
This replacement procedure can be used for:
MERCEDES-BENZ T2/LN1 Platform/Chassis 510 (667.001, 667.002), MERCEDES-BENZ T2/LN1 Platform/Chassis 510 (667.001, 667.002) 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 – Spark Plug for T2/LN1 Platform/Chassis and other MERCEDES-BENZ models
Replacement: spark plugs – MERCEDES-BENZ T2/LN1 Platform/Chassis. Tools you'll need:
Wire brush
High-temperature anti-seize lubricant
Dielectric grease
Torque wrench
Combination spanner #10
Drive socket # 10
Spark plug socket # 16
Ratchet wrench
Phillips screwdriver
Crow bar
Fender cover
Replacement: spark plugs – MERCEDES-BENZ T2/LN1 Platform/Chassis. Professionals recommend:
  • The replacement procedure is the same for all spark plugs.
  • Warning! Shut down the engine before starting any work – MERCEDES-BENZ T2/LN1 Platform/Chassis.
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Spark Plug on Mercedes T2 ln1 1986 - free PDF and video manuals
    Disconnect the earth cable terminal from the battery. Use a combination spanner #10.
  2. Step 4
    How to replace MERCEDES-BENZ T2/LN1 Platform/Chassis 609 D 4.0 (668.001, 668.002, 668.003) 1987 Spark Plug - step-by-step manuals and video guides
    Unscrew the inlet pipe fasteners. Use a Phillips screwdriver. Use a drive socket #10. Use a ratchet wrench.
  3. Step 5
    Mercedes T2 ln1 711 D 4.0 (669.301, 669.302, 669.303) 1988 Spark Plug replacement: free workshop manuals
    Remove the fastening bolts.
  4. Step 6
    Changing Spark Plug on MERCEDES-BENZ T2/LN1 Platform/Chassis 814 D 4.0 (670.312, 670.313) 1989 by yourself
    Remove the inlet pipe.
  5. Step 7
    How to remove MERCEDES-BENZ T2 709 D 4.0 (669.000, 669.001, 669.002) 1990 Spark Plug - online easy-to-follow instructions
    Disconnect the spark plug wires from the spark plugs.
  6. Step 8
    How to replace Spark Plug on MERCEDES-BENZ T2/LN1 Platform/Chassis 1991: download PDF manuals and video instructions
    Clean dirt, dust and debris from inside the spark plug wells.
  7. Step 9
    How hard is it to do yourself: Spark Plug replacement on Mercedes T2 ln1 811 D 4.0 (670.302, 670.303) 1992 - download illustrated guide
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  8. Step 10
    Need to know how to renew Spark Plug on MERCEDES-BENZ T2 1993? This free workshop manual will help you to do it yourself
    Take out the spark plugs.
  9. Step 11
    Changing of Spark Plug on Mercedes T2 ln1 1994 won't be an issue if you follow this illustrated step-by-step guide
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  10. Step 12
    MERCEDES-BENZ T2 711 D 4.0 (669.301, 669.302, 669.303) Spark Plug replacement: online guides and video tutorials
    Install the new spark plugs into their mounting seats.
  11. Step 13
    Replacing Spark Plug on Mercedes T2 ln1 1987 609 D 4.0 (668.001, 668.002, 668.003) by yourself
    Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 22 nm torque.
    Replacement: spark plugs – MERCEDES-BENZ T2/LN1 Platform/Chassis. AUTODOC recommends:
    Don't tighten the plugs with excessive force. Exceeding tightening torque can damage the thread connection. Be careful when working with a spark plug wrench. Its skewing can cause damage to the threaded connection.
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MERCEDES-BENZ T2/LN1 Platform/Chassis Spark Plug replace by yourself - Scan QR-code and download AUTODOC CLUB app

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DIY MERCEDES-BENZ T2/LN1 Platform/Chassis Spark Plug replacement - online guide
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