Suzuki Engine 2002 GRAND VITARA SQ420 Service Manual page 499

6A4-10 ENGINE MECHANICAL (J20 ENGINE)
3) Drain coolant.
WARNING:
To help avoid danger of being burned, do not remove
drain plug and radiator cap while engine and radiator are
still hot. Scalding fluid and steam can be blown out under
pressure if plug and cap are taken off too soon.
4) Remove air cleaner outlet hose.
5) Disconnect the following electric lead wires :
• EGR valve coupler
• IAC valve coupler
• TP sensor coupler
• EVAP canister purge valve coupler
• Ground terminal from intake manifold
• MAP sensor
6) Disconnect accelerator cable and A/T throttle cable (For A/T
vehicle) from throttle body.
7) Disconnect the following hoses :
• Brake booster hose from intake manifold
• PCV hose from intake manifold
• Fuel pressure regulator vacuum hose from intake manifold
• Canister purge hose from EVAP canister purge valve
• Vacuum hose from intake manifold
• Water hoses from throttle body and water bypass pipe
• Breather hose from throttle body
• Fuel feed hose and return hose from each pipe
8) Remove fuel delivery pipe with fuel injectors from cylinder
head.
9) Remove intake manifold front stiffener and rear stiffener.
10) Detach water pipe from intake manifold.
11) Remove intake manifold (1) from cylinder head (2), and then
its gasket (3).