INSPECTION
PROCEDURE
1. INSPECT SPIRAL CABLE SUB-ASSEMBLY
NOTICE:
(a) Visually check the spiral cable sub-assembly for defects.
(1) The defects are as follows:
OK:
No defects are found.
If any of the defects is found, replace the spiral cable sub-assembly with a new one.
(b) Check the spiral cable sub-assembly.
*A |
w/o Steering Heater |
*B |
w/ Steering Heater |
*a |
Component without harness connected (Spiral Cable Sub-assembly) |
*b |
Color: Light Green |
*c |
Color: Black |
- |
- |
![]() |
Interlock |
- |
- |
NOTICE:
(1) Set the spiral cable sub-assembly to the center position.
Click here
Click here
(2) Measure the resistance between each terminal of the spiral cable sub-assembly according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F29-1 (CCS) - z4-3 (CCS) |
Always |
3 Ω or less |
F29-2 (ECC) - z1-7 (ECC) |
Always |
3 Ω or less |
F29-2 (ECC) - z4-4 (ECC) |
Always |
3 Ω or less |
F29-3 (EAU) - z1-8 (EAU) |
Always |
3 Ω or less |
F29-5 (AU2) - z1-10 (AU2) |
Always |
3 Ω or less |
F29-6 (AU1) - z1-11 (AU1) |
Always |
3 Ω or less |
F29-9 (HO) - z1-1 (HO) |
Always |
3 Ω or less |
F29-10 (+DP) - z1-2 (+DP) |
Always |
3 Ω or less |
F29-11 (+DP2) - z1-3 (+DP2) |
Always |
3 Ω or less |
F29-12 (DIST) - z1-4 (DIST) |
Always |
3 Ω or less |
F29-13 (IL+2) - z1-5 (IL+2) |
Always |
3 Ω or less |
F29-14 (IL-2) - z1-6 (IL-2) |
Always |
3 Ω or less |
F20-2 (EHT) - z6-3 (EHT)*1 |
Always |
3 Ω or less |
F20-4 (BHT) - z6-4 (BHT)*1 |
Always |
3 Ω or less |
F30-1 (D+) - z2-2 (D+) |
Always |
Below 1 Ω |
F30-2 (D-) - z2-1 (D-) |
Always |
Below 1 Ω |
F30-3 (D2-) - z15-1 (D2-)*2 |
Always |
Below 1 Ω |
F30-4 (D2+) - z15-2 (D2+)*2 |
Always |
Below 1 Ω |
(3) After setting the spiral cable sub-assembly to the center position, rotate the spiral cable sub-assembly 2.5 times clockwise, and measure the resistance according to the value(s) in the table below. Then rotate the spiral cable sub-assembly 5 times counterclockwise, and measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F29-1 (CCS) - z4-3 (CCS) |
Always |
3 Ω or less |
F29-2 (ECC) - z1-7 (ECC) |
Always |
3 Ω or less |
F29-2 (ECC) - z4-4 (ECC) |
Always |
3 Ω or less |
F29-3 (EAU) - z1-8 (EAU) |
Always |
3 Ω or less |
F29-5 (AU2) - z1-10 (AU2) |
Always |
3 Ω or less |
F29-6 (AU1) - z1-11 (AU1) |
Always |
3 Ω or less |
F29-9 (HO) - z1-1 (HO) |
Always |
3 Ω or less |
F29-10 (+DP) - z1-2 (+DP) |
Always |
3 Ω or less |
F29-11 (+DP2) - z1-3 (+DP2) |
Always |
3 Ω or less |
F29-12 (DIST) - z1-4 (DIST) |
Always |
3 Ω or less |
F29-13 (IL+2) - z1-5 (IL+2) |
Always |
3 Ω or less |
F29-14 (IL-2) - z1-6 (IL-2) |
Always |
3 Ω or less |
F20-2 (EHT) - A-3 (EHT)*1 |
Always |
3 Ω or less |
F20-4 (BHT) - A-4 (BHT)*1 |
Always |
3 Ω or less |
F30-1 (D+) - z2-2 (D+) |
Always |
Below 1 Ω |
F30-2 (D-) - z2-1 (D-) |
Always |
Below 1 Ω |
F30-3 (D2-) - z15-1 (D2-)*2 |
Always |
Below 1 Ω |
F30-4 (D2+) - z15-2 (D2+)*2 |
Always |
Below 1 Ω |
(4) After setting the spiral cable sub-assembly to the center position, rotate the spiral cable sub-assembly 2.5 times clockwise. Then while rotating the spiral cable sub-assembly 5 times counterclockwise, measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F29-1 (CCS) - z4-3 (CCS) |
Always |
3 Ω or less |
F29-2 (ECC) - z1-7 (ECC) |
Always |
3 Ω or less |
F29-2 (ECC) - z4-4 (ECC) |
Always |
3 Ω or less |
F29-3 (EAU) - z1-8 (EAU) |
Always |
3 Ω or less |
F29-5 (AU2) - z1-10 (AU2) |
Always |
3 Ω or less |
F29-6 (AU1) - z1-11 (AU1) |
Always |
3 Ω or less |
F29-9 (HO) - z1-1 (HO) |
Always |
3 Ω or less |
F29-10 (+DP) - z1-2 (+DP) |
Always |
3 Ω or less |
F29-11 (+DP2) - z1-3 (+DP2) |
Always |
3 Ω or less |
F29-12 (DIST) - z1-4 (DIST) |
Always |
3 Ω or less |
F29-13 (IL+2) - z1-5 (IL+2) |
Always |
3 Ω or less |
F29-14 (IL-2) - z1-6 (IL-2) |
Always |
3 Ω or less |
F20-2 (EHT) - A-3 (EHT)*1 |
Always |
3 Ω or less |
F20-4 (BHT) - A-4 (BHT)*1 |
Always |
3 Ω or less |
F30-1 (D+) - z2-2 (D+) |
Always |
Below 1 Ω |
F30-2 (D-) - z2-1 (D-) |
Always |
Below 1 Ω |
F30-3 (D2-) - z15-1 (D2-)*2 |
Always |
Below 1 Ω |
F30-4 (D2+) - z15-2 (D2+)*2 |
Always |
Below 1 Ω |
If the result is not as specified, replace the spiral cable sub-assembly.
Toyota CH-R Service Manual > Vehicle Stability Control System: NE Signal (C1224)
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 ...
Toyota CH-R Service Manual > Electric Parking Brake System: Terminals Of Ecu
TERMINALS OF ECU
CHECK SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*a
Component without harness connected
(Skid Control ECU (Brake Actuator Assembly))
-
-
(a) Disconnect the A42 skid control ECU (brake actuator assembly) connectors.
(b) Me ...