DTC

U0001:88

CAN communication: module communication error

U0100:00

CAN communication: communication error to PCM

U0100:08

U0121:00

CAN communication: communication error to DSC HU/CM

U0121:02

U0121:87

U0155:00

CAN communication: communication error to instrument cluster

DETECTION CONDITION

• DTC U0001:88

• Open or short circuit in CAN system wiring harness for a continuous 1.4 s.

• DTC U0100:00

• Engine speed signal via CAN communication cannot be received from the PCM for a continuous 5 s.

• DTC U0100:08

• Vacuum sensor 2 signal via CAN communication cannot be received from the PCM for a continuous 5 s.

• DTC U0121:00

• CAN communication from the DSC HU/CM is interrupted for a continuous 5 s.

• DTC U0121:02

• Brake fluid pressure signal via CAN communication cannot be received from the PCM for a continuous 5 s.

• DTC U0121:87

• Vehicle speed signal via CAN communication cannot be received from the DSC HU/CM for a continuous 5 s.

• DTC U0155:00

• CAN communication from the instrument cluster is interrupted for a continuous 5 s.

FAIL-SAFE FUNCTION

• Refer to “Fail-safe function table”. (See DTC TABLE [EVP CONTROL UNIT].)

POSSIBLE CAUSE

• CAN communication line malfunction

• CAN communication line malfunction with PCM

• CAN communication line malfunction with DSC HU/CM

• CAN communication line malfunction with instrument cluster

• Instrument cluster malfunction

SYSTEM WIRING DIAGRAM

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