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Pressure Hold Valve (PHV)

REMOVAL & INSTALLATION

Fig. 1: Pressure hold valve assembly — Coupe, Sedan, XT, Loyale, Wagon and Brat

Fig. 2: Typical pressure hold valve assembly — Legacy and Impreza shown

Fig. 3: Pressure hold valve mounting

NOTE: All manual transaxle equipped models covered by this manual, except Justy and SVX, are equipped with a Hill Holder assembly.

The pressure hold valve is the main component of the Hill Holder system. The valve is mounted in the engine compartment on the side frame rail closest to the master cylinder.

  1. Drain the brake fluid from the master cylinder.
  2. Remove the Hill Holder cable adjusting nut, clamp and cable mount from the clutch cable assembly in the engine compartment.
  3. Detach the PHV cable from the mounting clips. Separate the connector bracket from the PHV support.
  4. Disconnect the brake lines from the PHV. Use a flare wrench to prevent damage to the line nut.
  5. Remove the PHV.
  6. Installation is the reverse of removal. Secure all components to the following.
  7. Add brake fluid and bleed the brake system.
  8. Adjust the hill holder cable.

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