DESCRIPTION
The AFS ECU (headlight swivel ECU assembly) receives signals indicating the front right wheel speed from the skid control ECU using CAN communication.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2415 |
Malfunction in vehicle speed sensor |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this symptom.
PROCEDURE
1. |
CHECK FOR DTC |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
OK:
DTC B2415 is not output.
OK |
USE SIMULATION METHOD TO CHECK |
|
2. |
CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM) |
(a) Check for DTCs (See page ).
OK:
Electronically controlled brake system DTCs are not output.
OK |
REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY) |
NG |
GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
Fail-safe Chart
FAIL-SAFE CHART
1. Fail-safe
This function minimizes the loss of operation when any abnormality occurs in
a sensor or solenoid.
Fail-safe Control List
Malfunction Part
Function
Input Turbine Speed Sensor
...
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the ECM using check mode. Intermittent problems are easier to detect
with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1
trip detection logic, which is more sensitive to malfuncti ...
Ignition Coil "A" Primary / Secondary Circuit (P0351-P0354)
DESCRIPTION
HINT:
These DTCs indicate malfunctions relating to the primary circuit.
If DTC P0351 is output, check the No. 1 ignition coil circuit.
If DTC P0352 is output, check the No. 2 ignition coil circuit.
If DTC P0353 is output, c ...