TSRM/MK4 Supra/Repair Manual
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p.048

PS/Steering — Pps Solenoid Valve Inspection, page 49

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p.050
Pps Solenoid Valve Inspection — MK4 Supra Steering, page 49
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Page text (OCR transcript)
Yes
CONTINUED FROM PREVIOUS PAGE

SOL⊖  SOL⊕

Check 5.
Measure the resistance between terminal SOL (+) and SOL (–).
Standard resistance:    6 — 11 Ω

R07588

Yes         No

• Open circuit in wire harness between the terminals SOL (+)
  and SOL (–).
• Solenoid valve faulty.

Check 6.     Bad    Replace ECU.
Inspect ECU.

W05684

PPS SOLENOID VALVE INSPECTION

SR4680

SOL⊖   SOL⊕

SR4881

1.  DISCONNECT PPS SOLENOID CONNECTOR
    (See page SR–33)
2.  MEASURE RESISTANCE
    Measure the resistance between SOL ⊕ and SOL ⊖.
    Resistance:
        6–11 Ω
3.  CHECK PPS SOLENOID OPERATION
(a) Connect the battery positive terminal to the solenoid terminal
    SOL ⊕.
(b) Connect the battery negative terminal to the solenoid
    terminal SOL ⊖.
(c) Check that the solenoid makes a 'clicks' sound.
    If faulty, replace the pressure control valve with the solenoid
    valve.
    NOTICE:
    • Do not apply voltage for more than 30 seconds to avoid
      burning out the solenoid.
    • If repeating this step, wait until the solenoid cools down
      enough that it can be touched by hand.
4.  CONNECT PPS SOLENOID CONNECTOR