Code No. P0674: No. 4 Cylinder Glow Plug

DIAGNOSIS CONTENT

Glow plug defect/harness defect or not connected

TROUBLE JUDGMENT

Check Condition

Ignition switch: ON

Judgment Criterion

The No. 4 cylinder glow plug fails.

FAIL SAFE FUNCTION

Glow control is prohibited.

PROBABLE CAUSE

Failed glow control relay
Failed No. 4 cylinder glow plug
Failed electrical harness in No. 4 cylinder glow plug circuit

(Refer to Symptom Procedure - Glow System

.)