Toyota CH-R Service Manual: Diagnosis System

Toyota CH-R Service Manual / Door Lock / Wireless Door Lock Control System(w/o Smart Key System) / Diagnosis System

DIAGNOSIS SYSTEM

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT BATTERY VOLTAGE

(a) Measure the vehicle battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.

SELF-DIAGNOSTIC MODE (USING TECHSTREAM)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(d) Enter the following menus: Body Electrical / Main Body / Wireless Door Lock Diagnosis Mode.

Body Electrical > Main Body > Utility

Tester Display
Wireless Door Lock Diagnosis Mode

(e) Proceed to the next step in accordance with the prompts on the Techstream screen.

(f) Check that the system has switched to self-diagnostic mode by checking the interior light output pattern.

(g) Check the diagnostic outputs when a door control transmitter assembly switch is pressed. The diagnostic outputs can be checked by the interior light patterns.

Result

Interior Light Output	Suspected Area
A	Normal (No malfunction)
B	Register wireless code
C	Wave interference or malfunction of a related component

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