Workshop Manuals Factory service & repair Rover
Rover Rover 600 Repair Manual - Volumes 1 and 2 - 2nd Edition04 · Engine management system – PGM-Fi
04 · Engine

Inspection

Make
Rover
Model
600 Rover 600 Repair Manual - Volumes 1 and 2 - 2nd Edition
Section
Repairs › Inspection
Engine management system – PGM-FiInspection

Inspection

WARNING: Do not smoke during this procedure. Keep any open flame away from your work area.

  1. Warm up and calibrate the CO meter according to the meter manufacturer's instructions.
  2. Start the engine and warm it up to normal operating temperature (the radiator fan comes ON twice).
  3. Connect a tachometer.
  4. Check idle speed and adjust the idle speed, if necessary.
  5. Start the engine and hold engine speed at 2,500 – 3,000 rpm for 2 minutes.
  6. Check idle CO with the headlights, blower fan, rear window screen demister, radiator fan, and air conditioner OFF. The CO meter should indicate 0.2% maximum.

POSITIVE CRANKCASE VENTILATION (PCV)

Inspection

Diagram of PCV system components showing breather hose, PCV hose, and PCV valve connections on the engine
  • A Breather hose
  • B PCV hose
  • C PCV valve
  1. Check the PCV hoses and connections for leaks and clogging.
Diagram showing a hand clamping the PCV hose between the PCV valve and intake manifold to check for clicking sound
  1. At idle, make sure there is a clicking sound from the PCV valve when the hose between PCV valve and intake manifold is lightly clamped with your fingers or pliers as shown by the arrow.
  2. If there is no clicking sound, check the PCV valve grommet for cracks or damage. If the grommet is OK, replace the PCV valve and recheck.

Parts & tools for this job For Rover 600

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