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 > Smart Key System(for Entry Function): Driver Side Door Entry Lock Function does not Operate
DESCRIPTION If the entry lock function does not operate for the driver door only, but the entry unlock function operates, the request code is being transmitted properly from the driver door. In this case, there may be a problem related to the lock sensor (connection between the certification ...

Toyota CH-R Service Manual > Can Communication System: Check Bus 2 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 18 (CA4H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU (network gateway ECU) and ...