Actuator, combustion circulation (403), Z19DTH
Actuator, combustion circulation (403), Z19DTH |
Important | ||
Always use wing covers when working in the engine bay. |
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To remove |
2. |
Take the cap off the expansion tank to release any pressure.
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3. |
Raise the car.
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4. |
Remove the lower engine cover.
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5. |
Undo the right-hand part of the front lower cover and bend down.
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6. |
Place a receptacle under the radiator, connect a hose to the radiator and drain the coolant. Close the cock and fit the cover.
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7. |
Lower the car.
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8. |
Remove the turbocharger delivery hose from the pipe and throttle body.
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9. |
Undo the coolant pipe to the reservoir from the engine.
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10. |
Remove the coolant level sensor connector and bend away the reservoir.
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11. |
Place a receptacle under the engine to collect the coolant. Remove the coolant hose from the coolant pipe.
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12. |
Remove the coolant hose from the thermostat housing.
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13. |
Undo the fixings and press down the wiring harness a little way.
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14. |
Remove the nuts holding the coolant pipe to the starter motor bracket. Bend away the pipe slightly to give room for the vacuum reservoir.
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15. |
Detach the vacuum hoses from the vacuum reservoir. Remove the vacuum pipe bolts from the camshaft housing and the oil trap bracket.
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16. |
Remove the vacuum container.
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17. |
Undo the oil trap upper hoses. The right-hand hose has a quick coupling to the oil trap. Hold the black plastic ring and pull up the connection.
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18. |
Remove the nuts and bolts holding the oil trap bracket and bend it aside.
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19. |
Remove the actuator, prise the control arm carefully away from the ball joint. Remove the actuator connector.
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To fit |
1. |
Plug in the actuator connector and fit the actuator. Press the control arm onto the ball joint with a suitable pair of pliers.
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2. |
Bend the oil trap bracket back in place and fit the nuts and bolts.
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3. |
Fit the oil trap upper hoses.
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4. |
Fit the vacuum holder. Note that the narrow hose connection must be located at the top.
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5. |
Fit the vacuum pipe on the camshaft housing and connect the hoses to the vacuum reservoir.
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6. |
Fit the coolant pipes and wiring harness mountings to the starter motor bracket.
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7. |
Fix the wiring harness to the brackets.
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8. |
Fit the coolant hose to the coolant pipe.
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9. |
Fit the coolant hose to the thermostat housing.
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10. |
Fit the coolant pipe to the reservoir from the engine.
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11. |
Fit the coolant reservoir and connector to the level sensor.
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12. |
Fit the turbocharger delivery pipe to the turbocharger delivery hose and the throttle body.
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13. |
Raise the car.
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14. |
Fit the lower engine cover.
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15. |
Lower the car.
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16. |
Test pressurise, see
Cooling system, pressure testing
and top up with coolant, see
Filling and bleeding the cooling system
.
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17. |
Connect the negative battery cable and fit the battery cover.
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18. |
Remove the wing covers and restore car electrical functions, see
After disconnecting the battery
.
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19. |
Connect an exhaust hose and start the engine. Check there are no leaks. Connect the diagnostic tool and clear any DTCs.
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20. |
Fit the engine cover.
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