DESCRIPTION
The skid control ECU (brake actuator assembly) receives engine speed signals from the ECM via CAN communication.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1224 |
NE Signal |
The vehicle speed is 6 km/h (4 mph) or more, the +BS terminal voltage is between 9.6 and 16.5 V, and the engine speed signal is more than 12800 rpm for 2.5 seconds or more. |
|
PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if CAN communication system DTCs are output.
Click here
Result |
Proceed to |
---|---|
DTCs are not output. |
A |
DTCs are output. |
B |
B | ![]() |
INSPECT CAN COMMUNICATION SYSTEM
|
|
2. |
CHECK SFI SYSTEM |
(a) Check if SFI system DTCs are output.
w/o Canister Pump Module: Click here
w/ Canister Pump Module: Click here
Result |
Proceed to |
---|---|
DTCs are not output. |
A |
DTCs are output.(w/o Canister Pump Module) |
B |
DTCs are output.(w/ Canister Pump Module) |
C |
A | ![]() |
REPLACE ECM |
B | ![]() |
INSPECT SFI SYSTEM |
C | ![]() |
INSPECT SFI SYSTEM
|
Toyota CH-R Service Manual > Meter / Gauge System: Speed Signal Circuit
DESCRIPTION
The combination meter assembly receives the vehicle speed signal from this circuit.
The wheel speed sensors produce an output that varies according to the vehicle speed.
The wheel speed sensor output is received by the skid control ECU (brake actuator
assembly) which uses this inf ...
Toyota CH-R Service Manual > Navigation System: Mute Signal Circuit between Radio Receiver and Telematics Transceiver
DESCRIPTION
The telematics transceiver sends a mute signal to the radio and display receiver
assembly.
The radio and display receiver assembly controls the volume according to the
mute signal from the telematics transceiver.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Depending on the ...