Toyota CH-R Service Manual: Diagnostic Trouble Code Chart

Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any part ...

Wireless Door Lock Tuner Circuit Malfunction (B1242)

DESCRIPTION The electrical key and TPMS receiver assembly is used to receive radio waves related to the entry functions of the electrical key transmitter sub-assembly. The certification ECU (smar ...

Other materials:

Toyota CH-R Service Manual > Wireless Door Lock Control System(w/ Smart Key System): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each sy ...

Toyota CH-R Service Manual > Smart Key System(for Entry Function): All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
DESCRIPTION If the entry lock and wireless door lock operations cannot be performed, the electrical key and TPMS receiver assembly may be malfunctioning, or there may be wave interference or problems in the communication which is used for the entry and wireless function between the electrical ...