Toyota CH-R Service Manual: Lost Communication with ECM (U0100-U0142,U0155)

Toyota CH-R Service Manual / Heating / Air Conditioning / Air Conditioning System(for Automatic Air Conditioning System With Top-mounted Air Conditioner Pressure Sensor) / Lost Communication with ECM (U0100-U0142,U0155)

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

U0100

Lost Communication with ECM

No communication with ECM
  • CAN communication system
  • ECM

Memorized

U0131

Lost Communication with Electric Power Steering ECU

No communication with power steering ECU assembly
  • CAN communication system
  • Power steering ECU assembly

Memorized

U0142

Lost Communication with Main Body ECU

No communication with main body ECU (multiplex network body ECU)
  • CAN communication system
  • Main body ECU (multiplex network body ECU)

Memorized

U0155

Lost Communication with Combination Meter

No communication with combination meter assembly
  • CAN communication system
  • Combination meter assembly

Memorized

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

HINT:

Refer to CAN Communication System.

Click here

NEXT

END
    Open in Ion Generator Circuit (B14B9)
    DESCRIPTION The ion generator sub-assembly operates when both the ion generator switch and the blower switch are on. The air conditioning amplifier assembly sends a drive signal to the ion genera ...

    Lost Communication with Front Panel LIN (B14B2)
    DESCRIPTION The air conditioning control assembly communicates with the air conditioning amplifier assembly via LIN communication. If the LIN communication system malfunctions, the air conditionin ...

    Other materials:

    Toyota CH-R Service Manual > Navigation System: Touch Panel Switch does not Function
    CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System. Click here When replacing the radio ...

    Toyota CH-R Service Manual > Refrigerant(for Hfo-1234yf(r1234yf)): Precaution
    PRECAUTION PRECAUTIONS FOR REFRIGERANT HFO-1234yf (R1234yf) (a) HFO-1234yf (R1234yf) Refrigerant (1) Always use HFO-1234yf (R1234yf) as the refrigerant. NOTICE: Do not charge the system with refrigerant near open flames, as HFO-1234yf (R1234yf) is combustible. When cha ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2025 Copyright www.tochr.net
    0.0104