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Diesel preheating and injection system > < Exhaust gas recirculation: checking

Leon Mk1

Test sequence
Test sequence
–  Pull glow plug connector off glow plug.
–  Connect diode test lamp wire using auxiliary clips from auxiliary cable set to battery positive (+).
   
–  Place diode test lamp probe on each glow plug one after the other. Diode lights up: Glow plug OK. Diode does not light up: Renew glow plug.
–  Install glow plugs with spanner -U-40082- Tightening torque: 15 Nm.
  V28-0857

Diesel preheating and injection system > < Exhaust gas recirculation: checking