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EGR Backpressure Transducer: Service and Repair

INSTALLATION HINT: Installation is in the reverse order of removal.

1. REMOVE EGR PIPE.



- Remove the 4 nuts, EGR pipe and 2 gaskets.

INSTALLATION HINT: Install 2 new gaskets.

Torque: 12 Nm (9 ft.lb)

2. DISCONNECT EGR GAS TEMPERATURE SENSOR CONNECTOR AND CLAMP.
3. REMOVE EGR VALVE AND VACUUM MODULATOR ASSEMBLY.
Disconnect these hoses:



- Vacuum hose from P port of EGR vacuum modulator.
- Vacuum hose from Q port of EGR vacuum modulator.
- Vacuum hose from R port of EGR vacuum modulator.
- Vacuum hose from EGR valve.
- California ONLY: EVAP hose from EGR vacuum modulator bracket hook.




- Remove the 3 nuts, EGR valve and vacuum modulator assembly and gasket.

INSTALLATION HINT: Install a new gasket.

Torque: 12 Nm (9 ft.lb)

4. SEPARATE EGR VALVE AND VACUUM MODULATOR.



- Remove the bolt and disconnect the EGR vacuum modulator.
- Disconnect the pressure hose from the EGR valve and remove the EGR vacuum modulator.

Torque (bolt): 12 Nm (9 ft.lb)
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