L322 Range Rover Service Procedures
EMISSION CONTROL - V8
REPAIRS
17-2-5
Valve - vacuum activation - secondary air
injection (SAI)
$% 17.25.02
This procedure is also applicable to the gasket.
Before disconnecting the battery, ensure all text and
cautions in the battery disconnection section are
observed.
GENERAL INFORMATION, Electrical
Remove
1. Position vehicle on lift.
2. Disconnect battery earth lead.
3. Remove air intake hose.
V8, REPAIRS, Hose - air flow meter to
throttle body.
4. Drain cooling system.
ADJUSTMENTS, Coolant - drain, flush &
refill.
5. Release clip, disconnect radiator bottom hose
from thermostat housing and remove bolt
securing 'P' clip.
6. Disconnect vacuum pipe and pressure pipe
from vacuum activation valve.
7. Remove 2 nuts, remove vacuum activation
valve and discard gasket.
Refit
1. Clean SAI pipe and vacuum activation valve
mating faces.
2. Fit new gasket to SAI pipe.
3. Fit vacuum activation valve to SAI pipe. Fit and
tighten 2 nuts.
4. Fit vacuum pipe and pressure pipe to vacuum
activation valve.
5. Connect radiator bottom hose to thermostat
housing and secure with clip.
6. Fill cooling system.
ADJUSTMENTS, Coolant - drain, flush &
refill.
7. Connect air intake hose.
V8, REPAIRS, Hose - air flow meter to
throttle body.
8. Connect battery earth lead.