Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Lost Communication with ECM / PCM "A" (U0100-U0142,U0155)

Toyota Tacoma 2015-2018 Service Manual / Park Assist / Monitoring / Intuitive Parking Assist System / Lost Communication with ECM / PCM "A" (U0100-U0142,U0155)

DESCRIPTION

These DTCs are stored when the clearance warning ECU assembly cannot receive and recognize several signals via the CAN communication system.

DTC No.

DTC Detection Condition

Trouble Area

U0100

Lost Communication with ECM / PCM "A"

CAN communication system

U0101

Lost Communication with TCM

U0142

Lost Communication with Body Control Module "B"

U0155

Lost Communication with Instrument Panel Cluster Control Module (Combination Meter)

HINT:

When 2 or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harnesses of each ECU.

PROCEDURE

1.

CHECK DTC OUTPUT

(a) Clear the DTCs (See page (b) Check for DTCs (See page  ). ).

(b) Check for DTCs (See page Result ).

Result

Result

Proceed to

DTCs (CAN communication system DTC) are output

A

No DTCs are output

B

A

GO TO CAN COMMUNICATION SYSTEM

B

USE SIMULATION METHOD TO CHECK

Diagnostic Trouble Code Chart
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Rear Right Center Sensor Malfunction (C1AE8)
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Other materials:

Lost Communication with HMI-LAN (B150A)
DESCRIPTION The combination meter assembly receives a text data signal from the navigation receiver assembly or radio and display receiver assembly via local bus communication. Based on this signal, navigation system information is displayed on the multi-information display. This DTC is store ...

Disposal
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DESCRIPTION The navigation receiver assembly receives a vehicle speed signal from the combination meter assembly and information from the navigation antenna assembly, and then adjusts the vehicle position. The navigation receiver assembly stores this DTC when the difference between the speed ...

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