Perkins — Glow Plugs - Test (Continuity Check)
Testing & diagnosis · Electrical system
From a Perkins service manual covering: 1103, 1103 Engine, 1104, 1104 Engine, 1104 Turbocharged Engine, SEBU7833-01. Check it applies to your exact model before use.
Applies to: Perkins 1103, Perkins 1104, Perkins 1103/1104 engine
Procedure
- Disconnect the power supply and the bus bar.
- Use a suitable digital multimeter to check continuity; turn the audible signal ON.
- Place one probe on the glow plug connection and the other probe to a suitable ground.
- The digital multimeter should make an audible sound; replace the glow plug if there is no continuity.
- Check the continuity on all the glow plugs.
Tools required
- digital multimeter Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Glow plug torque 15 N·m (11 lb ft) in cylinder head
Full service-parts list: Perkins 1103 →, Perkins 1104 →, Perkins 1103/1104 engine →
Source: Perkins service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.