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.
(c) Turn the Techstream 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.
Interior Light Output |
Suspected Area |
---|---|
A |
Normal (No malfunction) |
B |
Register wireless code |
C |
Wave interference or malfunction of a related component |
Toyota CH-R Service Manual > Front Door Outside Moulding: Components
COMPONENTS
ILLUSTRATION
*1
FRONT DOOR OUTSIDE MOULDING
*2
HOLE COVER
*3
GASKET
-
-
ILLUSTRATION
*1
FRONT DOOR UPPER OUTSIDE MOULDING PAD
*2
OUTSI ...
Toyota CH-R Service Manual > Can Communication System: Check Bus 1 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 23 (CA1H) and 8 (CA1L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Symptom
Trouble Area
Resistance b ...