DIAGNOSTIC TROUBLE CODE CHART
Wireless Door Lock Control System|
DTC No. |
Detection Item |
Link |
|---|---|---|
|
B1242 |
Wireless Door Lock Tuner Circuit Malfunction |
|
Data List / Active Test
Wireless Door Lock Tuner Circuit Malfunction (B1242)Toyota CH-R Service Manual > Front Door Outside Moulding: Disassembly
DISASSEMBLY
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE FRONT DOOR UPPER OUTSIDE MOULDING PAD
(a) Remove the front door upper outside moulding pad.
...
Toyota CH-R Service Manual > 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 ...