DESCRIPTION
The skid control ECU measures the speed of each wheel by receiving signals from the speed sensors. These signals are used for recognizing that all 4 wheels are operating properly. Therefore, all wheel signals must indicate the same speed.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1337 |
Either condition is met:
|
|
CAUTION / NOTICE / HINT
NOTICE:
When replacing the master cylinder solenoid, perform calibration (See page
).
HINT:
When DTCs C1401 to C1416 are output with DTC C1337, inspect and repair the trouble
areas indicated by DTCs C1401 to C1416 first (See page
).
PROCEDURE
1. |
CHECK TIRE SIZE |
(a) Check tire size and condition of all 4 wheels.
OK:
Condition of all 4 wheels is normal and tire size is same.
NG | ![]() |
REPLACE TIRES SO THAT ALL 4 TIRES ARE SAME SIZE |
|
2. |
RECONFIRM DTC |
(a) Clear the DTCs (See page ).
(b) Turn the ignition switch off.
(c) Drive the vehicle at a speed of approximately 32 km/h (20 mph) or more for 60 seconds or more.
(d) Check if the same DTCs are output (See page
).
HINT:
Reinstall the sensors, connectors, etc. and restore the previous vehicle conditions before rechecking for DTCs.
Result
Result |
Proceed to |
---|---|
DTC is output |
A |
DTC is not output |
B |
A | ![]() |
REPLACE MASTER CYLINDER SOLENOID |
B | ![]() |
USE SIMULATION METHOD TO CHECK |
Installation
INSTALLATION
CAUTION / NOTICE / HINT
NOTICE:
Take extra care when handling these precision electronic components.
PROCEDURE
1. INSTALL TRANSMITTER BATTERY
(a) Install the battery (lithium battery: CR2016) with the positive (+)
side facing ...
Sending Malfunction (Navigation to APGS) (U0073,U0140)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication circuit.
DTC No.
DTC Detection Condition
Trouble Area
U0073
CAN bus connection error
CAN communicatio ...