Vehicle Stability Control System

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C1241/41: Low Battery Positive Voltage

DTC C1241/41 - Low Battery Positive Voltage

DESCRIPTION





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT ECU-IG FUSE
(a) Remove the ECU-IG fuse from the driver side J/B.





(b) Check continuity of the ECU-IG fuse.
Standard resistance:






NG -- REPLACE ECU-IG FUSE
OK -- Continue to next step.
2. CHECK BATTERY
(a) Check the positive battery voltage.
Standard voltage:
11 to 14 V
NG -- CHECK OR REPLACE CHARGING SYSTEM OR BATTERY
OK -- Continue to next step.
3. INSPECT SKID CONTROL ECU (IG1 TERMINAL)
(a) Disconnect the skid control ECU connector.
(b) Turn the ignition switch to the ON position.





(c) Measure the voltage according to the value(s) in the table below.
Standard voltage:





NOTE: When replacing the brake actuator assembly, perform zero point calibration .

NG -- INSPECT SKID CONTROL ECU (GND TERMINAL)
OK -- REPLACE BRAKE ACTUATOR ASSEMBLY
4. INSPECT SKID CONTROL ECU (GND TERMINAL)
(a) Disconnect the skid control ECU connector.





(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (GND CIRCUIT)
OK -- REPAIR OR REPLACE HARNESS OR CONNECTOR (IG1 CIRCUIT)