Problem Symptoms Table

HINT:

Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

NOTE: When replacing the skid control ECU, sensor, etc., turn the ignition switch OFF.

Vehicle stability control system

VEHICLE STABILITY CONTROL SYSTEM

Symptom	Suspected Area	See
ABS, BA or EBD does not operate	1. IG power source circuit (ground circuit)	DTC C1241/41 Low Battery Positive Voltage or Abnormally High Battery Positive Voltage; DTC C1257/57 IG Power Source
	2. Front speed sensor circuit	DTC C0200/31 Right Front Wheel Speed Sensor Signal Malfunction; DTC C0205/32 Left Front Wheel Speed Sensor Signal Malfunction; DTC C1235/35 Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36 Foreign Object is Attached on Tip of Front Speed Sensor LH
	3. Rear speed sensor circuit	DTC C0210/33 Rear Speed Sensor RH Circuit; DTC C0215/34 Rear Speed Sensor LH Circuit; DTC C1238/38 Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39 Foreign Object is Attached on Tip of Rear Speed Sensor LH
ABS, BA or EBD does not operate efficiently	1. Stop light switch circuit	BRAKE WARNING LIGHT CIRCUIT
	2. Front speed sensor circuit	DTC C0200/31 Right Front Wheel Speed Sensor Signal Malfunction; DTC C0205/32 Left Front Wheel Speed Sensor Signal Malfunction; DTC C1235/35 Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36 Foreign Object is Attached on Tip of Front Speed Sensor LH
	3. Rear speed sensor circuit	DTC C0210/33 Rear Speed Sensor RH Circuit; DTC C0215/34 Rear Speed Sensor LH Circuit; DTC C1238/38 Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39 Foreign Object is Attached on Tip of Rear Speed Sensor LH
ABS warning light abnormal	1. ABS warning light circuit	ABS WARNING LIGHT CIRCUIT
ABS warning light abnormal	2. Skid control ECU	SKID CONTROL ECU
DTC of ABS check cannot be performed	1. ABS warning light circuit	ABS WARNING LIGHT CIRCUIT
DTC of ABS check cannot be performed	2. TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
Sensor signal check cannot be performed	1. TS and CG terminal circuit	TS AND CG TERMINAL CIRCUIT
Sensor signal check cannot be performed	2. Skid control ECU	SKID CONTROL ECU
TRAC does not operate	1. IG power source circuit (ground circuit)	DTC C1241/41 Low Battery Positive Voltage or Abnormally High Battery Positive Voltage; DTC C1257/57 IG Power Source
	2. Front speed sensor circuit	DTC C0200/31 Right Front Wheel Speed Sensor Signal Malfunction; DTC C0205/32 Left Front Wheel Speed Sensor Signal Malfunction; DTC C1235/35 Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36 Foreign Object is Attached on Tip of Front Speed Sensor LH
	3. Rear speed sensor circuit	DTC C0210/33 Rear Speed Sensor RH Circuit; DTC C0215/34 Rear Speed Sensor LH Circuit; DTC C1238/38 Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39 Foreign Object is Attached on Tip of Rear Speed Sensor LH
VSC does not operate	1. IG power source circuit (ground circuit)	DTC C1241/41 Low Battery Positive Voltage or Abnormally High Battery Positive Voltage; DTC C1257/57 IG Power Source
	2. Front speed sensor circuit	DTC C0200/31 Right Front Wheel Speed Sensor Signal Malfunction; DTC C0205/32 Left Front Wheel Speed Sensor Signal Malfunction; DTC C1235/35 Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36 Foreign Object is Attached on Tip of Front Speed Sensor LH
	3. Rear speed sensor circuit	DTC C0210/33 Rear Speed Sensor RH Circuit; DTC C0215/34 Rear Speed Sensor LH Circuit; DTC C1238/38 Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39 Foreign Object is Attached on Tip of Rear Speed Sensor LH
	4. Deceleration sensor circuit	DTC C1231/31 Steering Angle Sensor Circuit Malfunction; DTC C1335/35 Steering Angle Sensor Circuit
	5. Yaw rate sensor circuit (zero point calibration)	DTC C1210/36 Zero Point Calibration of Yaw Rate Sensor Undone
	6. Yaw rate sensor circuit (open or short)	DTC C1233/33 Open or Short Circuit in Yaw Rate Sensor Circuit; DTC C1234/34 Yaw Rate Sensor Malfunction
	7. Steering sensor circuit	DTC C1231/31 Steering Angle Sensor Circuit Malfunction; DTC C1335/35 Steering Angle Sensor Circuit
SLIP indicator light abnormal	1. Slip indicator light circuit	SLIP INDICATOR LIGHT CIRCUIT
SLIP indicator light abnormal	2. Skid control ECU	SKID CONTROL ECU
VSC OFF indicator abnormal	1. VSC OFF switch circuit	VSC OFF Indicator Light Circuit
VSC OFF indicator abnormal	2. Skid control ECU	SKID CONTROL ECU
DTC of VSC check cannot be performed	1. TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
DTC of VSC check cannot be performed	2. Skid control ECU	SKID CONTROL ECU