Toyota Yaris: Power Steering System / Diagnosis System
DIAGNOSIS SYSTEM
DTC
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The rack and pinion power steering gear assembly stores a DTC when it detects a malfunction in the ECU and power steering system circuit.
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CHECK DLC3
(a) Check the DLC3.
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CHECK WARNING LIGHT
(a) Turn the ignition switch to ON and check the EPS warning light.
OK:
Illuminates the EPS warning light.
HINT:
If the EPS warning light does not illuminate, check the EPS warning light circuit.
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(b) Turn the ignition switch to ON and check the EPS warning light.
OK:
EPS warning light off
HINT:
If the EPS warning light does not turn off, check the EPS warning light circuit
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TERMINALS OF ECU CHECK POWER STEERING ECU ASSEMBLY
*a Component without harness connected (Power Steering ECU Assembly) - - (a) Measure the voltage and resistance according to the value(s) in the table below...
DTC CHECK / CLEAR CHECK DTCs (USING GTS) Chassis > EMPS > Trouble Codes (a) Check the details of the DTCs. Click here
CLEAR DTCs (USING GTS) Chassis > EMPS > Clear DTCs (a) Clear the DTCs...
Other information:
DESCRIPTION Operate the AWD control switch (No. 2 combination switch assembly) and check that the Data List display and the messages in the multi-information display change according to the switch operation. WIRING DIAGRAM
CAUTION / NOTICE / HINT NOTICE: Before replacing the ECM, refer to Registration...
REMOVAL CAUTION / NOTICE / HINT NOTICE: After replacing the rear disc brake pads, the brake pedal may feel soft due to clearance between the rear disc brake pads and rear disc. Depress the brake pedal several times until the brake pedal feels firm. HINT:
Use the same procedure for the RH side and LH side...
Categories
The front seat belt pretensioners are designed to deploy in moderate or
severe frontal, near frontal collisions.
In addition, the pretensioners operate when a side collision or a rollover
accident is detected. The pretensioners operate differently
depending on what types of air bags are equipped. For more details
about the seat belt pretensioner operation, refer to the SRS Air Bag
Deployment Criteria.
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