Toyota Yaris: Axle System / Problem Symptoms Table
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. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Axle System
| Symptom | Suspected Area | Link |
| Wander or pulls | Tires (worn or improperly inflated) |
|
| Front wheel alignment (incorrect) |
|
| Rear wheel alignment (incorrect) |
|
| Steering intermediate shaft (loose or worn) |
|
| Front axle hub bearings (loose or worn) |
|
| Rear axle hub bearings (loose or worn) |
|
| Steering gear (broken) |
|
| Suspension parts (worn out) | - |
| Front wheel shimmy | Tires (worn or improperly inflated) |
|
| Wheels (out of balance) |
|
| Front shock absorber (worn out) |
|
| Front wheel alignment (incorrect) |
|
| Front lower suspension arm (worn) |
|
| Front axle hub bearings (loose or worn) |
|
| Steering intermediate shaft (loose or worn) |
|
| Steering gear (broken) |
|
| Rear wheel shimmy | Tires (worn or improperly inflated) |
|
| Wheels (out of balance) |
|
| Rear shock absorber (worn out) |
|
| Rear axle hub bearings (loose or worn) |
|
| Rear wheel alignment (incorrect) |
|
Other information:
INSTALLATION PROCEDURE 1. INSTALL FRONT EXHAUST PIPE ASSEMBLY (a) Using a vernier caliper, measure the free length of the compression springs. Standard Length 43.0 mm (1.69 in.) Minimum Free Length 41.5 mm (1.63 in.) If the free length is less than the minimum, replace the compression spring...
TERMINALS OF ECU CHECK STEREO COMPONENT EQUALIZER ASSEMBLY
Terminal No. (Symbol) Terminal Description Condition Specified Condition O131-15(+B) - O131-30(GND) Power source Always 11 to 14 V O131-29(IGP) - O131-30(GND) Power source (IG) Ignition switch ON 11 to 14 V O131-14(ACC) - O131-30(GND) Power source (ACC) Ignition switch ACC 11 to 14 V O131-30(GND) - Body ground Ground Always Below 1 Ω O132-1(MC1+) - O131-30(GND) Active noise control microphone input signal Active noise control microphone LH tapped with finger Pulse generation O132-5(MC1-) - O131-30(GND) Active noise control microphone input signal Always Below 1 Ω O132-2(MC2+) - O131-30(GND) Active noise control microphone input signal Active noise control microphone RH tapped with finger Pulse generation O132-6(MC2-) - O131-30(GND) Active noise control microphone input signal Always Below 1 Ω O131-3(NEI) - O131-30(GND) Engine pulse signal Idling with warm engine Pulse generation (See waveform 1) O131-24(FLI-) Active noise control microphone output signal - - O131-9(FLI+) Active noise control microphone output signal - - O131-23(FRI-) Active noise control microphone output signal - - O131-8(FRI+) Active noise control microphone output signal - - O131-5(RRI+) Active noise control microphone output signal - - O131-20(RRI-) Active noise control microphone output signal - - O131-6(RLI+) Active noise control microphone output signal - - O131-21(RLI-) Active noise control microphone output signal - - O131-7(ASG1) Shield ground - - O131-22(ASG2) Shield ground - - O131-12(FR+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-27(FR-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-13(FL+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-28(FL-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-10(RR+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131+25(RR-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-11(RL+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-28(RL-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-1(CANH) CAN communication signal - - O131-16(CANL) CAN communication signal - - (a) Waveform 1 HINT: The oscilloscope waveform shown in the illustration is an example for reference only...
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WARNING
When removing the fuel-filler cap, loosen the cap slightly and wait
for
any hissing to stop, then remove it
Fuel spray is dangerous. Fuel can burn skin and eyes and cause illness
if
ingested. Fuel spray is released when there is pressure in the fuel tank and
the fuel-filler cap is removed too quickly.
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