Honda Civic Service Manual: Fuel Pressure Relieving (R18Z1)
Drain
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1.
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Remove the fuel fill cap to relieve the pressure in the fuel
tank.
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NOTE: For specific operations, refer to the user's manual that
came with the Honda Diagnostic System (HDS). Make sure the HDS is
loaded with the latest software.
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1.
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Connect the HDS to the data link connector (DLC) (A) located
under the driver's side of the dashboard.
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2.
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Turn the ignition switch to ON (II).
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3.
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Make sure the HDS communicates with the vehicle. If it does not
communicate, go to the DLC circuit troubleshooting.
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1.
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Turn the ignition switch to ON (II).
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2.
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From the INSPECTION MENU of the HDS, select Fuel Pump OFF, then
start the engine, and let it idle until it stalls.
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NOTE:
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Do not allow the engine to idle above 1,000 rpm
or the ECM/PCM will continue to operate the fuel
pump.
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Pending or Confirmed DTC may be set during this
procedure. Check for DTCs, and clear them as needed.
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3.
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Turn the ignition switch to LOCK (0).
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4. |
Battery Terminal - Disconnection |
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1.
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Make sure the ignition switch is in LOCK (0).
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2.
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Disconnect and isolate the negative cable and battery sensor
(A) from the battery.
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NOTE: Always disconnect the negative side first.
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3.
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Disconnect the positive cable (B) from the battery.
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5. |
Fuel Pressure - Relieving |
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1.
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Remove the quick-connect fitting cover (A).
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2.
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Check the fuel quick-connect fitting for dirt, and clean it if
needed.
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3.
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Place a rag or shop towel over the quick-connect fitting (A).
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4.
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Disconnect the quick-connect fitting: Hold the connector (A)
with one hand, and squeeze the retainer tabs (B) with the other
hand to release them from the locking tabs (C). Pull the connector
off.
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NOTE:
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Be careful not to damage the line (D) or other
parts.
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Do not use tools.
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If the connector does not move, keep the retainer
tabs pressed down, and alternately pull and push
the connector until it comes off easily.
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Do not remove the retainer from the line; once
removed, the retainer must be replaced with a new
one.
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3101D5
1.
Vehicle Lift
1.
Raise the vehicle on a lift, and make sure it is securely supported.
...
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1. P ...