The replacement procedure is identical for all glow plugs.
Please note: all work on the car – CITROËN XANTIA Break (X1) – should be done with the engine switched off.
Carry out replacement in the following order:
Step 1
Open the hood.
Step 2
Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
Step 3
Before getting down to work, start the engine and let it warm up to operating temperature.
Step 4
Shut off the engine.
Step 5
Unscrew the negative battery terminal fastener. Use a combination spanner #10.
Step 6
Disconnect the earth cable terminal from the battery.
Step 7
Loosen the air hose clamps. Use a drive socket #7. Use a ratchet wrench.
Step 8
Remove the air duct.
Step 9
Cover the intake manifold inlet with a towel.
Step 10
Unscrew the fasteners that connect the power cables to the glow plugs. Use a drive socket #8. Use a ratchet wrench.
Step 11
Remove the fastening nuts. Use a telescoping magnet.
Step 12
Remove the power cable. Use long nose pliers.
Step 13
Clean the glow plug mounting seats.
Step 14
Unscrew the glow plugs. Use the spark plug socket #12. Use a torque wrench.
Replacement: glow plugs – CITROËN XANTIA Break (X1). 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 15
Remove the glow plugs. Use long nose pliers.
Step 16
Treat the glow plugs. Use high-temperature ceramic grease.
Step 17
Install new glow plugs to their mounting seats. Use long nose pliers.
Step 18
Tighten the glow plugs. Use the spark plug socket #12. Use a torque wrench. Tighten it to 25 nm torque.
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.
Step 19
Install the power cable.
Step 20
Install the fastening nuts.
Step 21
Tighten the fasteners that connect the power cables to the glow plugs. Use a drive socket #8. Use a torque wrench. Tighten it to 8 nm torque.
Step 22
Remove the towel from the intake manifold inlet.
Step 23
Install the air duct.
Step 24
Screw in the air hose clamps. Use a drive socket #7. Use a ratchet wrench.
Step 25
Connect the earth cable terminal to the battery.
Step 26
Screw in the negative battery terminal fastener. Use a combination spanner #10.
Step 27
Run the engine for a few minutes. This is necessary in order to make sure that the component operates properly.
Step 28
Shut off the engine.
Step 29
Remove the fender protection cover.
Step 30
Close the hood.
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