UNBALANCE STEERING WHEEL TURNING FORCE (TORQUE VARIATION)
Description
Diagnosis Procedure
1.CHECK SYSTEM FOR POWER SUPPLY AND GROUND
Perform trouble diagnosis for power supply and ground circui
2.CHECK SYSTEM FOR VEHICLE SPEED SIGNAL
Perform trouble diagnosis for vehicle speed si
3.CHECK SYSTEM FOR ENGINE SPEED SIGNAL
Perform trouble diagnosis for engine speed signa
4.CHECK SYSTEM FOR POWER STEERING SOLENOID VALVE
Perform trouble diagnosis for power steering solenoid valve.
Wiring diagram
PrecautionInterior room lamp control circuit
Description
Controls each interior room lamp (ground side) by PWM signal.
NOTE: PWM signal control period is
approximately 250 Hz (in the gradual brightening/dimming).
Component Function Check
CAUTION: Before performing the diagnosis,
check that the following is normal.
Battery saver ou ...
BCM (body control module)
Reference Value
NOTE: The Signal Tech II Tool (J-50190) can be used
to perform the following functions. Refer to the Signal Tech II User Guide
for additional information.
Activate and display TPMS transmitter IDs
Display tire pressure reported by the TPMS transmitter
Read TPMS DTCs
Re ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Trouble Diagnosis Flow Chart
Trouble Diagnosis Procedure
INTERVIEW WITH CUSTOMER
Interview with the customer is important to detect the root cause of CAN
communication system errors and to
understand vehicle condition and symptoms for proper trouble diagnosis ...