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Glow plugs

Destroyed/lacking probe tip

Dimples on the probe tip

Broken probe tip

“Swollen” probe tip

Bulging ring on the probe tip

Probe deformation (due to overheating)

Lacking probe

Probe perforation, fissures or melting close to the glow plug body

Probe in contact with the glow plug body

333体育(CHINA)官方网站bon fouling between the plug body and the probe glow

333体育(CHINA)官方网站bon fouling in the glow plug seat

Damaged glow plug hexagon/thread

Power supply terminal bent

Power supply terminal broken off

Destroyed/lacking probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_DestroyedLackingProbeTip

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing?causing incorrect spraying position.

Remedy:

  • Check the?correspondence of ignition unit with the?car type and proper installation of the?ignition unit.
  • Check glow plug installation hole for carbon fouling.

Dimples on the probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_DimplesOnProbeTip

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing?causing incorrect spraying position.

Remedy:

  • Check the?correspondence of ignition unit with the?car type and proper installation of the?ignition unit.
  • Check glow plug installation hole for carbon fouling.

Broken probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_BrokenProbeTip

Cause:

  • Glowing time too long or voltage too high?(12-V glow plug used in the 24-V system?or vice versa).
  • Alternator & regulator failure.

Remedy:

  • Check glow plug regulator (contacts).
  • Check on-board voltage and glow plug?voltage.
  • Check charging system voltage.

“Swollen” probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_SwollenProbeTip

Cause:

  • Excessive voltage (12-V glow plug used?in the 24-V system or vice versa)
  • Alternator & regulator failure.
  • Inappropriate storage (moisture).

Remedy:

  • Check on-board voltage and glow?plug operation voltage.
  • Check charging system.
  • Check storage conditions.

Bulging ring on the probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_BulgingRingProbeTip

Cause:

  • Oil in the combustion chamber?(probable cause: car engine wear).

Remedy:

  • Check piston tightness in engine cylinders.
  • Check engine oil consumption.

Probe deformation (due to overheating)

Support_LV_Ignition_TroubleTracer_GlowPlug_ProbeDeformation

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Glowing time too long or excessive voltage?(12-V glow plug used in the 24-V system or?vice versa)
  • Alternator & regulator failure.
  • Injection unit operation/timing failure.

Remedy:

  • Check the correspondence of the ignition unit with the car type and?proper installation of the ignition unit.
  • Check glow plug installation hole for carbon fouling.?Check glow plug regulator (contacts).
  • Check on-board voltage and glow plug voltage.
  • Check charging system voltage.
  • Check fuel injection timing.

Lacking probe

Support_LV_Ignition_TroubleTracer_GlowPlug_LackingProbe

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Injection unit operation/timing failure.
  • Damaged glow plug installation?hole thread?in the cylinder head/not tightened glow plug?causing incorrect plug seating.

Remedy:

  • Check the correspondence of the ignition unit with the car type and proper?installation?of the ignition unit.
  • Check the glow plug installation hole thread in the cylinder head for?damage/carbon fouling.
  • Check ignition pump timing.

Probe perforation, fissures or melting close to the glow plug body

Support_LV_Ignition_TroubleTracer_GlowPlug_ProbePerforationFissuresorMeltingGlowPlugBody

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Injection unit operation/timing failure.
  • Damaged glow plug installation hole?thread in the cylinder head/not tightened?glow plug causing incorrect plug seating.

Remedy:

  • Check the correspondence of the ignition unit with the car type and?proper installation of the ignition unit.
  • Check the glow plug installation hole thread in the cylinder head for?damage/carbon fouling.
  • Check ignition pump timing.

Probe in contact with the glow plug body

Support_LV_Ignition_TroubleTracer_GlowPlug_ProbeContactwithGlowPlugBody

Cause:

  • Tightening torque too high.
  • Inappropriate tool used or damage?of the cylinder head hole thread.

Remedy:

  • Check the cylinder head hole thread?for damage/carbon fouling.
  • Check correct glow plug tightening.

333体育(CHINA)官方网站bon fouling between the plug body and the probe glow

Support_LV_Ignition_TroubleTracer_GlowPlug_333体育(CHINA)官方网站bonFoulingBetweenPlugBodyandProbeGlow

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Ignition pump operation/timing failure.

Remedy:

  • Check the correspondence of the ignition unit?with the car type and proper installation?of the ignition unit.
  • Check the glow plug installation hole thread in the cylinder head for?carbon fouling.
  • Check ignition pump and its timing.

333体育(CHINA)官方网站bon fouling in the glow plug seat

Support_LV_Ignition_TroubleTracer_GlowPlug_333体育(CHINA)官方网站bonFoulinginGlowPlugSeat

Cause:

  • Incorrect glow plug seating.

Remedy:

  • Check the glow plug installation hole?thread in the cylinder head for?damage/carbon fouling.
  • Check correct tightening of the glow plug.

Damaged glow plug hexagon/thread

Support_LV_Ignition_TroubleTracer_GlowPlug_DamagedGlowPlugHexagonThread

Cause:

  • Tightening torque too high.
  • Inappropriate tool used or damage of?the cylinder head hole thread.

Remedy:

  • Check the glow plug installation hole?thread in the cylinder head for damage/carbon fouling.
  • Check correct tightening of the glow plug.

Power supply terminal bent

Support_LV_Ignition_TroubleTracer_GlowPlug_PowerSupplyTerminalBent

Cause:

  • Tightening torque too high. Inappropriate?tool used or damage of the cylinder?head hole thread.

Remedy:

  • Check the glow plug installation hole?thread in the cylinder head for damage/carbon fouling.
  • Check correct tightening of the glow plug.

Power supply terminal broken off

Support_LV_Ignition_TroubleTracer_GlowPlug_Powersuppluterminalbrokenoff

Cause:

  • Tightening torque too high.
  • Inappropriate tool used or damage of the?cylinder head hole thread.

Remedy:

  • Check the glow plug installation hole thread?in the cylinder head for damage/carbon?fouling.
  • Check correct tightening of the glow plug

Destroyed/lacking probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_DestroyedLackingProbeTip

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing?causing incorrect spraying position.

Remedy:

  • Check the?correspondence of ignition unit with the?car type and proper installation of the?ignition unit.
  • Check glow plug installation hole for carbon fouling.

Dimples on the probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_DimplesOnProbeTip

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing?causing incorrect spraying position.

Remedy:

  • Check the?correspondence of ignition unit with the?car type and proper installation of the?ignition unit.
  • Check glow plug installation hole for carbon fouling.

Broken probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_BrokenProbeTip

Cause:

  • Glowing time too long or voltage too high?(12-V glow plug used in the 24-V system?or vice versa).
  • Alternator & regulator failure.

Remedy:

  • Check glow plug regulator (contacts).
  • Check on-board voltage and glow plug?voltage.
  • Check charging system voltage.

“Swollen” probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_SwollenProbeTip

Cause:

  • Excessive voltage (12-V glow plug used?in the 24-V system or vice versa)
  • Alternator & regulator failure.
  • Inappropriate storage (moisture).

Remedy:

  • Check on-board voltage and glow?plug operation voltage.
  • Check charging system.
  • Check storage conditions.

Bulging ring on the probe tip

Support_LV_Ignition_TroubleTracer_GlowPlug_BulgingRingProbeTip

Cause:

  • Oil in the combustion chamber?(probable cause: car engine wear).

Remedy:

  • Check piston tightness in engine cylinders.
  • Check engine oil consumption.

Probe deformation (due to overheating)

Support_LV_Ignition_TroubleTracer_GlowPlug_ProbeDeformation

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Glowing time too long or excessive voltage?(12-V glow plug used in the 24-V system or?vice versa)
  • Alternator & regulator failure.
  • Injection unit operation/timing failure.

Remedy:

  • Check the correspondence of the ignition unit with the car type and?proper installation of the ignition unit.
  • Check glow plug installation hole for carbon fouling.?Check glow plug regulator (contacts).
  • Check on-board voltage and glow plug voltage.
  • Check charging system voltage.
  • Check fuel injection timing.

Lacking probe

Support_LV_Ignition_TroubleTracer_GlowPlug_LackingProbe

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Injection unit operation/timing failure.
  • Damaged glow plug installation?hole thread?in the cylinder head/not tightened glow plug?causing incorrect plug seating.

Remedy:

  • Check the correspondence of the ignition unit with the car type and proper?installation?of the ignition unit.
  • Check the glow plug installation hole thread in the cylinder head for?damage/carbon fouling.
  • Check ignition pump timing.

Probe perforation, fissures or melting close to the glow plug body

Support_LV_Ignition_TroubleTracer_GlowPlug_ProbePerforationFissuresorMeltingGlowPlugBody

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Injection unit operation/timing failure.
  • Damaged glow plug installation hole?thread in the cylinder head/not tightened?glow plug causing incorrect plug seating.

Remedy:

  • Check the correspondence of the ignition unit with the car type and?proper installation of the ignition unit.
  • Check the glow plug installation hole thread in the cylinder head for?damage/carbon fouling.
  • Check ignition pump timing.

Probe in contact with the glow plug body

Support_LV_Ignition_TroubleTracer_GlowPlug_ProbeContactwithGlowPlugBody

Cause:

  • Tightening torque too high.
  • Inappropriate tool used or damage?of the cylinder head hole thread.

Remedy:

  • Check the cylinder head hole thread?for damage/carbon fouling.
  • Check correct glow plug tightening.

333体育(CHINA)官方网站bon fouling between the plug body and the probe glow

Support_LV_Ignition_TroubleTracer_GlowPlug_333体育(CHINA)官方网站bonFoulingBetweenPlugBodyandProbeGlow

Cause:

  • Ignition unit failure.
  • Incorrect/irregular fuel jet direction.
  • Incorrect number or size of sealing causing?incorrect spraying position.
  • Ignition pump operation/timing failure.

Remedy:

  • Check the correspondence of the ignition unit?with the car type and proper installation?of the ignition unit.
  • Check the glow plug installation hole thread in the cylinder head for?carbon fouling.
  • Check ignition pump and its timing.

333体育(CHINA)官方网站bon fouling in the glow plug seat

Support_LV_Ignition_TroubleTracer_GlowPlug_333体育(CHINA)官方网站bonFoulinginGlowPlugSeat

Cause:

  • Incorrect glow plug seating.

Remedy:

  • Check the glow plug installation hole?thread in the cylinder head for?damage/carbon fouling.
  • Check correct tightening of the glow plug.

Damaged glow plug hexagon/thread

Support_LV_Ignition_TroubleTracer_GlowPlug_DamagedGlowPlugHexagonThread

Cause:

  • Tightening torque too high.
  • Inappropriate tool used or damage of?the cylinder head hole thread.

Remedy:

  • Check the glow plug installation hole?thread in the cylinder head for damage/carbon fouling.
  • Check correct tightening of the glow plug.

Power supply terminal bent

Support_LV_Ignition_TroubleTracer_GlowPlug_PowerSupplyTerminalBent

Cause:

  • Tightening torque too high. Inappropriate?tool used or damage of the cylinder?head hole thread.

Remedy:

  • Check the glow plug installation hole?thread in the cylinder head for damage/carbon fouling.
  • Check correct tightening of the glow plug.

Power supply terminal broken off

Support_LV_Ignition_TroubleTracer_GlowPlug_Powersuppluterminalbrokenoff

Cause:

  • Tightening torque too high.
  • Inappropriate tool used or damage of the?cylinder head hole thread.

Remedy:

  • Check the glow plug installation hole thread?in the cylinder head for damage/carbon?fouling.
  • Check correct tightening of the glow plug
Back to All Symptoms

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