DESCRIPTION
The door control receiver receives signals from the transmitter and sends these signals to the main body ECU (driver side junction block assembly).
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1242 |
In diagnostic mode, an applicable RDA signal cannot be received within 2.4 seconds after a PRG signal has been output from the main body ECU (driver side junction block assembly). |
|
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - DOOR CONTROL RECEIVER) |
(a) Disconnect the D49 main body ECU connector and the M15 door control receiver connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D49-12 (RDA) - M15-2 (RDA) |
Always |
Below 1 Ω |
D49-12 (RDA) - Body ground |
Always |
10 kΩ or higher |
D49-10 (PRG) - M15-3 (PRG) |
Always |
Below 1 Ω |
D49-10 (PRG) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Main Body ECU (Driver Side Junction Block Assembly)) |
*2 |
Front view of wire harness connector (to Door Control Receiver) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (BATTERY, BODY GROUND) |
(a) Measure the voltage and resistance according to the value(s) in the table below. Standard:
|
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
REPLACE DOOR CONTROL RECEIVER |
(a) Temporarily replace the door lock control receiver with a new or known good
one (See page ).
|
4. |
REGISTER RECOGNITION CODE |
(a) Perform the Registration procedure (See page
).
|
5. |
CONFIRM DTC |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs.
Result |
Proceed to |
---|---|
DTC is not output |
A |
DTC is output |
B |
A | ![]() |
END (DOOR CONTROL RECEIVER WAS DEFECTIVE) |
B | ![]() |
REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
Freeze Frame Data
FREEZE FRAME DATA
1. FREEZE FRAME DATA
NOTICE:
Freeze frame data values will vary depending on the measurement conditions,
surroundings, or vehicle conditions. For this reason, there may be a problem
even when the values are within specifica ...
Brake Switch "A" / "B" Correlation (P0504)
DESCRIPTION
The stop light switch is a duplex system that transmits 2 signals: STP and ST1-.
These 2 signals are used by the ECM to monitor whether or not the brake system is
working properly. If signals which indicate the brake pedal is being depressed a ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL NO. 1 REAR BUMPER REINFORCEMENT
(a) Install the No. 1 rear bumper reinforcement with the 6 nuts.
Torque:
68 N·m {693 kgf·cm, 50 ft·lbf}
2. INSTALL REAR BUMP ...