ABS Modulator-Control Unit Removal and Installation
NOTE:- Do not spill brake fluid on the vehicle; it may damage the paint; if brake fluid gets on the paint, wash it off immediately with water.
- Be careful not to damage or deform the brake lines during removal and installation.
- To prevent the brake fluid from flowing, plug and cover the hose ends and joints with a shop towel or equivalent material.
Removal - Except K20Z2 Engine Model
1. | Disconnect the ABS modulator-control unit 25P connector (A) pulling up the lock (B), then the connector disconnects itself.
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2. | Disconnect the six brake lines from the ABS modulator-control unit. NOTE: Brake lines are connected to the master cylinder (C) and the brake system of right-front (D), left-rear (E), right-rear (F) and left-front (G). |
3. | Remove the ABS modulator-control unit (H) with the bracket (I) from the body. |
4. | Remove the ABS modulator-control unit from the bracket. |
Installation - Except K20Z2 Engine Model
1. | Install the ABS modulator-control unit on the bracket. |
2. | Install the bracket with the ABS modulator-control unit. |
3. | Reconnect the six brake lines, then tighten the flare nuts to the specified torque. |
4. | Align the connecting surface of the ABS modulator-control unit 25P connector to the ABS modulator-control unit. |
5. | Lower the lock of the ABS modulator-control unit 25P connector, then confirm the connector is fully seated. |
6. | Bleed the brake system. |
7. | Start the engine, and check that the ABS indicator goes off. |
8. | Test-drive the vehicle, and check that the ABS indicator does not come on. NOTE: If the brake pedal is spongy, there may be air trapped in the modulator and then induced into the normal brake system during modulation. Bleed the brake system again. |
Removal - K20Z2 Engine Model
1. | Disconnect the ABS modulator-control unit 25P connector (A) pulling up the lock (B), then the connector disconnects itself.
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2. | Disconnect the six brake lines from the ABS modulator-control unit. NOTE: Brake lines are connected to the master cylinder (C) and the brake system of right-front (D), left-rear (E), right-rear (F) and left-front (G). |
3. | Remove the ABS modulator-control unit (H) with the brackets (I) from the body. |
4. | Remove the ABS modulator-control unit from the brackets. |
5. | Separate the bracket if necessary. |
Installation - K20Z2 Engine Model
1. | Install the ABS modulator-control unit on the brackets. |
2. | Install the bracket with the ABS modulator-control unit. |
3. | Reconnect the six brake lines, then tighten the flare nuts to the specified torque. |
4. | Align the connecting surface of the ABS modulator-control unit 25P connector to the ABS modulator-control unit. |
5. | Lower the lock of the ABS modulator-control unit 25P connector, then confirm the connector is fully seated. |
6. | Bleed the brake system. |
7. | Start the engine, and check that the ABS indicator goes off. |
8. | Test-drive the vehicle, and check that the ABS indicator does not come on. NOTE: If the brake pedal is spongy, there may be air trapped in the modulator and then induced into the normal brake system during modulation. Bleed the brake system again. |