LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2012 >> Equator Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Performance - VQ40DE - (5 Of 6)) >> DTC U0101: CAN COMM Circuit >> On Board Diagnosis Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

On Board Diagnosis Logic

WARNING: This page is about a different variant/trim than selected.
DTC DETECTING CONDITION AND POSSIBLE CAUSE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
U0101(1)
0101(1)		 Lost communication with TCM
  • When ECM is not transmitting or receiving CAN communication signal of OBD (emission-related diagnosis) with TCM for 2 seconds or more.
  • CAN communication line between TCM and ECM
  • CAN communication line is open or shorted
(1) This self-diagnosis has the one trip detection logic (A/T)
scientia non olet · About LEMON Manuals