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/Adjustment

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

Inspection/Adjustment

LHD:

Diagram showing LHD engine bay with test tachometer connector (A), tachometer (B), and battery (C) connected.

RHD:

Diagram showing RHD engine bay with test tachometer connector (A), tachometer (B), battery (C), and cap (D) connected.
  • A Test tachometer connector
  • B Tachometer
  • C Battery
  • D Cap
  1. Start the engine and warm it up to normal operating temperature (the radiator fan comes on).
  2. Connect a tachometer.
Diagram showing IAC valve location in the engine bay.
  • A IAC valve
  1. Disconnect the 2P connector from the Idle Air Control (IAC) valve.
  2. Start the engine with the accelerator pedal slightly depressed. Stabilise the engine speed at 1000 rpm, then slowly release the pedal until the engine idles.
  3. Check idling in no – load conditions in which the headlights, blower fan, rear screen demister, radiator fan, and air conditioner are not operating.

Note: (KS) Remove No. 10 (7.5 A) fuse in the passenger compartment fuse box, then check that the headlights and side marker lights are off.

The idle speed should be:
M/T 620 ± 50 rpm
A/T 620 ± 50 rpm (in N or P position)

Parts & tools for this job For Rover 600

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