BoilerTool
Home / Greenstar 1000 Combi / 1068
1068

Outside temp. sensor or lambda probe faulty

Worcester Bosch Greenstar 1000 Combi

Category
W
Remedy
▶ Check the outdoor sensor plug is connected.
▶ Check the resistance of the sensor and replace if required.
▶ Check the continuity of harness and replace if required.
▶ Replace the outdoor sensor.
This code also applies to:
hello@boilertool.co.uk
© 2026 BoilerTool