Toyota CH-R Service Manual: Lost Communication with Body Control Module "B" (U0142,U0155,U0163)

HINT:

• If CAN communication system DTCs are stored, they may also be stored for other systems.
• If the CAN communication system has been inspected and repaired, these DTCs will not be output when rechecking for DTCs.
• If these DTCs are output frequently, duplicate the conditions that cause the problem symptoms and perform troubleshooting again, even though the DTC was not output when rechecking for DTCs.

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Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Telematics / T ...

GPS Mark is not Displayed

CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be neede ...

Other materials:

Toyota CH-R Service Manual > Can Communication System: Open in Bus 4 Main Bus Line
DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 22 (CA2H) and 7 (CA2L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 2 ...

Toyota CH-R Service Manual > Lighting System: ACC Signal Circuit
DESCRIPTION This circuit detects the ignition switch ACC or off condition, and sends it to the main body ECU (multiplex network body ECU). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedu ...