DESCRIPTION
The skid control ECU (brake actuator assembly) outputs this DTC when it receives a sensor power source malfunction signal from the steering angle sensor.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1432 |
Steering Angle Sensor Power Source Voltage Malfunction |
Steering angle sensor power supply malfunction signal is received from steering angle sensor. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
HINT:
PROCEDURE
1. |
CHECK TERMINAL VOLTAGE (BAT TERMINAL) |
(a) Turn the ignition switch off.
(b) Remove the steering wheel and the column cover lower (See page ).
(c) Make sure that there is no looseness at the locking part and the connecting part of the connectors. |
|
(d) Disconnect the S32 steering angle sensor (spiral cable with sensor sub-assembly) connector.
(e) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S32-5 (BAT) - Body ground |
Always |
11 to 14 V |
*a |
Front view of wire harness connector (to Steering Angle Sensor [Spiral Cable with Sensor Sub-assembly]) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (BAT CIRCUIT) |
|
2. |
CHECK TERMINAL VOLTAGE (IG TERMINAL) |
(a) Turn the ignition switch to ON.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (IG CIRCUIT) |
|
3. |
CHECK HARNESS AND CONNECTOR (ESS TERMINAL) |
(a) Turn the ignition switch off.
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
HINT: If troubleshooting has been carried out according to the Problem Symptoms Table, refer back to the table and proceed to the next step (See page ). |
|
OK |
REPLACE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (ESS CIRCUIT) |
Sleep Operation Failure of Occupant Classification ECU (B1796)
DESCRIPTION
During sleep mode, the occupant detection ECU monitors the condition of each
sensor while the ignition switch is off. In this mode, if the occupant detection
ECU detects an internal malfunction, DTC B1796 is set.
DTC No.
DTC Detections Conditions
Tr ...
System Description
SYSTEM DESCRIPTION
1. FUNCTION DESCRIPTION
(a) ABS (Anti-lock Brake System)
(1) The ABS helps prevent the wheels from locking when the brakes are applied
firmly or when braking on a slippery surface.
(b) EBD (Electronic Brake force Distribution)
(1) The EBD control utilizes ABS, and performs ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
ECM
Millimeter Wave Radar Sensor Assembly
Cruise control operation signal
Accelerator pedal idle position signal
Accel overr ...