DESCRIPTION
Troubleshooting for when ABS operates too soon due to a noisy signal from the speed sensor, a difference in output, etc.
PROCEDURE
1. |
PERFORM TEST MODE (SIGNAL CHECK) INSPECTION (SPEED SENSOR CIRCUIT) |
(a) Using the Techstream, perform a Test Mode (Signal Check) inspection sensor check and check that speed sensor Test Mode (Signal Check) inspection items change from incomplete to complete.
Click here
Tester Display |
---|
Signal Check |
OK:
Speed sensor Test Mode (Signal Check) inspection items change from incomplete to complete.
Proceed to |
|
---|---|
OK (for Front) |
A |
OK (for Rear) |
B |
NG |
C |
NOTICE:
HINT:
The rear speed sensor and rear speed sensor rotor are incorporated into the rear axle hub and bearing assembly.
If the rear speed sensor and rear speed sensor rotor need to be replaced, replace the rear axle hub and bearing assembly.
A | ![]() |
CLEAN FRONT SPEED SENSOR AND FRONT SPEED SENSOR ROTOR |
B | ![]() |
REPLACE REAR AXLE HUB AND BEARING ASSEMBLY |
C | ![]() |
INSPECT AND REPAIR MALFUNCTIONING SPEED SENSOR CIRCUIT |
Toyota CH-R Service Manual > Power Steering System: PIG Power Supply Voltage (C1552,C1554)
DESCRIPTION
If a problem occurs in the system, the power source relay circuit and the motor
relay circuit are shut off to stop power assist. The ECU must be replaced when there
is a problem with the relays because the relays are built into the ECU.
DTC No.
Detection Item
...
Toyota CH-R Service Manual > Can Communication System: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK FOR DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Central Gateway / Trouble Codes.
Body Electrical > Central Gateway > Trouble Codes
(e) Read the DTCs.
...