DTC U0001:88, U0100:00, U0155:00 [i-ELOOP]

id130201001000

DTC U0001:88

CAN system communication error (HS-CAN)

DETECTION CONDITION

•  Malfunction in CAN bus communication line.

FAIL-SAFE FUNCTION

•  Not applicable

POSSIBLE CAUSE

•  CAN bus communication line malfunction

•  DC-DC converter (i-ELOOP) malfunction

SYSTEM WIRING DIAGRAM

•  Not applicable

DTC U0001:88	CAN system communication error (HS-CAN)
DETECTION CONDITION	• Malfunction in CAN bus communication line.
FAIL-SAFE FUNCTION	• Not applicable
POSSIBLE CAUSE	• CAN bus communication line malfunction • DC-DC converter (i-ELOOP) malfunction
SYSTEM WIRING DIAGRAM	• Not applicable

DTC U0100:00

CAN communication: communication error to PCM

DETECTION CONDITION

•  Communication error between the DC-DC converter (i-ELOOP) and PCM continues for 5 s or more.

FAIL-SAFE FUNCTION

•  Not applicable

POSSIBLE CAUSE

•  CAN communication line malfunction between DC-DC converter (i-ELOOP) and PCM

•  PCM malfunction

•  DC-DC converter (i-ELOOP) malfunction

SYSTEM WIRING DIAGRAM

•  Not applicable

DTC U0100:00	CAN communication: communication error to PCM
DETECTION CONDITION	• Communication error between the DC-DC converter (i-ELOOP) and PCM continues for 5 s or more.
FAIL-SAFE FUNCTION	• Not applicable
POSSIBLE CAUSE	• CAN communication line malfunction between DC-DC converter (i-ELOOP) and PCM • PCM malfunction • DC-DC converter (i-ELOOP) malfunction
SYSTEM WIRING DIAGRAM	• Not applicable

DTC U0155:00

CAN communication: communication error to instrument cluster

DETECTION CONDITION

•  Communication error between the DC-DC converter (i-ELOOP) and instrument cluster continues for 5 s or more.

FAIL-SAFE FUNCTION

•  Not applicable

POSSIBLE CAUSE

•  CAN communication line malfunction between DC-DC converter (i-ELOOP) and instrument cluster

•  Instrument cluster malfunction

•  DC-DC converter (i-ELOOP) malfunction

SYSTEM WIRING DIAGRAM

•  Not applicable

DTC U0155:00	CAN communication: communication error to instrument cluster
DETECTION CONDITION	• Communication error between the DC-DC converter (i-ELOOP) and instrument cluster continues for 5 s or more.
FAIL-SAFE FUNCTION	• Not applicable
POSSIBLE CAUSE	• CAN communication line malfunction between DC-DC converter (i-ELOOP) and instrument cluster • Instrument cluster malfunction • DC-DC converter (i-ELOOP) malfunction
SYSTEM WIRING DIAGRAM	• Not applicable

Diagnostic Procedure

• Inspect according to the diagnostic procedure in ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM]. (See FOREWORD [SKYACTIV-G 1.5, SKYACTIV-G 2.0, SKYACTIV-G 2.5, SKYACTIV-D 2.2 (MTX)].)