Metal Glow Plugs, Checking
Special tools and workshop equipment required
- Hinged Socket 3320
- Connector Test Set V.A.G 1594 C
- Voltage Tester V.A.G 1527
Conditions
- Battery voltage min. 11.5 volts
- Ignition turned off
Sequence
-- Disconnect the connectors from glow plugs.
-- Connect the voltage tester cable to the battery positive terminal with clamps from the connector test kit.
-- Attach the test lead from the voltage test lamp to each glow plug in succession. Light Emitting Diode (LED) lights up: Glow plug OK. LED does not light up: Replace the glow plug.
-- Remove and install the glow plugs using the hinged Socket 3220: tightening specification: 15 Nm