Status displayed on SUZUKI scan tool | Detecting condition | Indicator / Warning light operation |
---|---|---|
CO | Open circuit | Does not light |
Check the connection and condition of the pre-heating unit power supply fuse.
Replace the fuse if necessary. |
Check the condition and connection of the pre-heating unit connector.
Repair if necessary. |
Check the condition and connection of the glow plug connectors.
Repair if necessary. |
Check the condition and connection of the ECM “C48” connector.
Repair if necessary. |
Check glow plugs for resistance referring to
Glow Plug Inspection:K9K
.
Replace the glow plug if necessary. |
Check for 12 V battery feed on “C83-7” terminal of the pre-heating unit connector.
Repair if necessary. |
Check the continuity and insulation of the following connections:
•
Between “C48-10” terminal of ECM connector and “C83-3” terminal of pre-heating unit connector.
Repair if necessary. If DTC P0380 is still detected, replace the pre-heating unit.
• Between “C48-18” terminal of ECM connector and “C83-1” terminal of pre-heating unit connector. |
If DTC P0380 is still detected, replace ECM. |