Toyota Yaris: Heated Steering Wheel System / How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the heated steering wheel system.
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
NEXT |
| |
2. | INSPECT AUXILIARY BATTERY |
(a) Measure the auxiliary battery voltage with the ignition switch off.
Standard voltage:
11 to 14 V (Ignition switch off)
If the voltage is below 11 V, replace or recharge the auxiliary battery before proceeding to the next step.
NEXT |
| |
3. | PROBLEM SYMPTOMS TABLE |
HINT:
Refer to Problem Symptoms Table.
Click here
NEXT |
| |
NEXT |
| |
NEXT |
| END |
SYSTEM DESCRIPTION HEATED STEERING WHEEL SYSTEM (a) The steering heater warms up the steering wheel when the steering heater switch is turned on. (b) The steering heater uses a control thermostat inside the steering wheel to maintain the steering wheel at the specified temperature...
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table...
Other information:
DESCRIPTION Refer to DTC P052012. Click here
DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P052024 Engine Oil Pressure Sensor/Switch "A" Signal Stuck High The oil pressure sensor output voltage is higher than the threshold value (1 trip detection logic)...
REPLACEMENT PROCEDURE 1. REPLACE RING PIN NOTICE: It is not necessary to remove the ring pins unless they are being replaced. (a) Remove the 10 ring pins. (b) Using a plastic hammer, install 10 new ring pins.
*a 14 mm (0.551 in.) *b 12 mm (0...
Categories
Before refueling, close all the doors, windows, and the liftgate/trunk
lid, and switch the ignition OFF.
To open the fuel-filler lid, pull
the remote fuel-filler lid release.

To remove the fuel-filler cap, turn it counterclockwise.
Attach the removed cap to the
inner side of the fuel-filler lid.
read more