DISCHARGE FUEL SYSTEM PRESSURE
CAUTION:
Do not disconnect any part of the fuel system until you have discharged the fuel system pressure.
Even after discharging the fuel pressure, place a cloth or equivalent over fittings as you separate them to reduce the risk of fuel spray on yourself or in the engine compartment.
Disconnect the cable from the negative (-) battery terminal.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
Disconnect the fuel pump connector.
Connect the cable to the negative (-) battery terminal.
Start the engine. After the engine has stopped on its own, turn the ignition switch OFF.
Tech Tips
DTC P0171/25 (system too lean) may be set.
Crank the engine again, and check that the engine does not start.
Loosen the fuel tank cap, then discharge the pressure in the fuel tank completely.
Connect the fuel pump connector.
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
DRAIN ENGINE COOLANT
Remove the radiator cap.
Loosen the 2 cylinder block drain cock plugs and radiator drain cock plug, and then drain the coolant.
Tech Tips
Collect the coolant in a container and dispose of it according to the regulations in your area.
REMOVE V-BANK COVER
Remove the 2 nuts and cover.
DISCONNECT NO. 2 VENTILATION HOSE
REMOVE AIR CLEANER ASSEMBLY
Disconnect the vacuum hose.
Disconnect the MAF meter connector.
Remove the 2 wire harness clamps.
Loosen the 2 hose clamps.
Remove the 2 bolts and air cleaner.
REMOVE INTAKE AIR SURGE TANK
Disconnect the No. 5 water by-pass hose.
Disconnect the No. 4 water by-pass hose.
Disconnect the purge line hose.
Disconnect the No. 1 ventilation hose.
Disconnect the purge VSV connector.
Disconnect the VSV (for ACIS) connector.
Disconnect the throttle position sensor and control motor connector.
Remove the 3 wire harness clamps and hose clamp.
Remove the 3 upper bolts, which are used to secure the 2 surge tank stays and throttle body bracket.
Using an 8 mm hexagon wrench, remove the 4 bolts.
Remove the 2 nuts, intake air surge tank and gasket.
DISCONNECT NO. 1 FUEL PIPE SUB-ASSEMBLY
Remove the fuel pipe clamp.
Pinch the tube connector and then pull out the fuel pipe.
Note
Check if there is any dirt or mud around the connector before this procedur. Clean if necessary. Foreign matter can affect the quick connector O-ring's seal between the fuel pipe and fuel delivery pipe.
Do not use any tools in this procedure.
Do not bend or twist the nylon tube.
Keep the plug free from foreign objects.
To protect the fuel pipe, cover it with a plastic bag after checking it.
When the fuel pipe and fuel delivery pipe are stuck, pinch the nylon tube with your fingers, turn it carefully to free it and then disconnect the fuel pipe.
DISCONNECT NO. 2 FUEL PIPE SUB-ASSEMBLY
Remove the fuel pipe clamp.
Pinch the tube connector and then pull out the fuel pipe.
Note
Check if there is any dirt or mud around the connector before this procedure. Clean if necessary. Foreign matter can affect the quick connector O-ring's seal between the fuel pipe and fuel delivery pipe.
Do not use any tools in this procedure.
Do not bend or twist the nylon tube.
Keep the plug free from foreign objects.
To protect the fuel pipe, cover it with a plastic bag after checking it.
When the fuel pipe and fuel pressure regulator are stuck, pinch the nylon tube with fingers, turn it carefully to free it and then disconnect the fuel pipe.
REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY
Disconnect the 6 fuel injector connectors.
Remove the 6 bolts and fuel delivery pipe together with the 6 fuel injectors.
Note
Be careful not to drop the injectors when removing the fuel delivery pipe.
REMOVE INJECTOR ASSEMBLY
Pull out the 6 injectors from the delivery pipe.