DESCRIPTION
The forward recognition camera receives vehicle speed tolerance signals from the combination meter assembly. If the combination meter assembly detects a vehicle speed tolerance malfunction signal, it informs the forward recognition camera via CAN communication, and DTC C1AA2 is stored.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1AA2 |
Vehicle Speed Tolerance Malfunction |
When the vehicle is being driven at a speed of 5 km/h (3 mph) or more 3 seconds after the ignition switch is turned to ON, a signal from the combination meter assembly indicating an abnormal vehicle speed tolerance is detected by the forward recognition camera for 50 seconds or more. |
|
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
PROCEDURE
1. |
CHECK FOR DTCs (METER / GAUGE SYSTEM) |
HINT:
Lane departure alert system DTC C1AA2 may be stored due to a malfunction in the meter/gauge system. Therefore it is necessary to check for and troubleshoot meter/gauge system DTCs first.
(a) Check for DTCs.
Body Electrical > Combination Meter > Trouble Codes
Result |
Proceed to |
---|---|
Meter/gauge system DTCs are not output |
A |
Meter/gauge system DTCs are output |
B |
B | ![]() |
CHECK METER / GAUGE SYSTEM |
|
2. |
CHECK DTC OUTPUT |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / LKA/LDA / Trouble Codes.
(e) Clear the DTCs.
Click here
(f) Make sure that the DTC detection conditions are met.
HINT:
If the following procedure is not performed, the previously output DTC cannot be detected.
(g) Check for DTCs.
Click here
Result |
Proceed to |
---|---|
DTC C1AA2 is output |
A |
DTC C1AA2 is not output |
B |
B | ![]() |
USE SIMULATION METHOD TO CHECK |
|
3. |
REPLACE FORWARD RECOGNITION CAMERA |
(a) Replace the forward recognition camera.
Click here
(b) Adjust the forward recognition camera.
Click here
|
4. |
CHECK DTC OUTPUT |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / LKA/LDA / Trouble Codes.
(e) Clear the DTCs.
Click here
(f) Make sure that the DTC detection conditions are met.
HINT:
If the following procedure is not performed, the previously output DTC cannot be detected.
(g) Check for DTCs.
Click here
Result |
Proceed to |
---|---|
DTC C1AA2 is output |
A |
DTC C1AA2 is not output |
B |
A | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
B | ![]() |
END (FORWARD RECOGNITION CAMERA WAS DEFECTIVE) |
Cruise Control Switch Circuit
DESCRIPTION
This circuit sends signals to the ECM depending on the cruise control main switch
condition.
The battery supplies the positive (+) battery voltage to the cruise control main
switch. Then terminal CCS of the ECM receives the voltage as the signal according
to the switch condition. ...
Yaw Rate Sensor (C1A46)
DESCRIPTION
If the millimeter wave radar sensor assembly receives a yaw rate sensor malfunction
signal from the yaw rate sensor (airbag sensor assembly) or yaw rate sensor zero
point malfunction signal from the skid control ECU (master cylinder solenoid)*1
or skid control ECU (brake actuator ...
Installation
INSTALLATION
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. INSTALL FRONT NO. 1 SPEAKER ASSEMBLY
(a) Install the front No. 1 speaker assembly with the 4 screws.
NOTICE:
Do not touch t ...