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Rover 214 & 414 Service and Repair Manual - Rover club

Rover 214 & 414 Service and Repair Manual - Rover club

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4D•4 Emission control systems<br />

3.35 Lambda sensor viewed from above<br />

Lambda sensor - renewal<br />

33 Note that the lambda sensor is delicate<br />

<strong>and</strong> will not work if it is dropped or knocked, if<br />

its power supply is disrupted, or if any<br />

cleaning materials are used on it.<br />

34 Disconnect the battery earth lead.<br />

35 Release the sensor’s wiring connector<br />

from the bracket on the gearbox <strong>and</strong> unplug it<br />

to disconnect the sensor (see illustration).<br />

36 Raising <strong>and</strong> supporting the front of the<br />

vehicle, if required, to remove the sensor from<br />

1689 <strong>Rover</strong> <strong>214</strong> & <strong>414</strong> Updated Version 09/97<br />

underneath, unscrew the sensor from the<br />

exhaust system front pipe. Retain its sealing<br />

washer.<br />

37 On refitting, clean the sealing washer <strong>and</strong><br />

renew it if it is damaged or worn, then refit the<br />

sensor, tightening it to its specified torque<br />

wrench setting. Reconnect the wiring <strong>and</strong> refit<br />

the connector plug.<br />

Lambda sensor relay - general<br />

38 Refer to Chapter 12.

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