Honda Civic Service Manual: Fuel Tank Draining (K24Z7)
![](images/books/979/ba3801558678acbff3e57341c7096d6f.png)
Removal
![](images/books/979/3724e0e6ebabe28d1b87574f107cf09c.png)
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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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Remove the fuel fill cap to relieve the pressure in the fuel
tank.
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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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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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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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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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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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![](images/books/979/a7b8e53dfad2a297c4125e488dcc93a0.png)
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1.
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Remove the engine cover.
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5. |
Battery Terminal - Disconnection |
![](images/books/979/42ac923cf37de4c40a34b331849c7ab7.png)
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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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6. |
Fuel Pressure - Relieving |
![](images/books/979/61f36e7995542f89a4ea5e4abdd00d74.png)
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1.
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Remove the bracket (A).
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![](images/books/979/773695b181d29450eb20dd109545265d.png)
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2.
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Remove the quick-connect fitting cover (A).
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3.
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Check the fuel quick-connect fitting for dirt, and clean it if
needed.
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![](images/books/979/2f76cf7589e3dc96582f6bdf7c80f3e0.png)
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4.
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Place a rag or shop towel over the quick-connect fitting (A).
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![](images/books/979/e04ed68c75005b9ebafac726cb789210.png)
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5.
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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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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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Be careful not to damage the line (D) or other
parts.
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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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Do not use tools.
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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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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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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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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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![](images/books/979/e5e09a2411d065cbe8535a4b9df2f345.png)
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1.
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Remove the bolt (A) securing the rear seat cushion (B).
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![](images/books/979/652c22502c7b1bc027b8a1d3c6332ebb.png)
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2.
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While pushing down the rear seat cushion (A), pull the seat hook
handles (B) to release the hooks (C).
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3.
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Remove the rear seat cushion.
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![](images/books/979/2be38ea4560a90a874a9cc2a2f1763a2.png)
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1.
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Fold down the seat-back(s).
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2.
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Remove the front area of the trunk floor cover (A).
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![](images/books/979/48ec1dcd2ad3fa91d1459e3d9874cc19.png)
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3.
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Remove the trunk floor cover (A).
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9. |
Right Rear Seat-Back - Split Fold Down |
![](images/books/979/687d100d77448ea040592af3b4b47b8b.png)
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1.
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Remove the right rear seat-back (A).
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10. |
Center Pivot Bracket - Split Fold Down |
![](images/books/979/59a6f7796549f0b197b4aaef1400c303.png)
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1.
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Remove the center pivot bracket (A).
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2.
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If necessary, remove the bushing (B).
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11. |
Left Rear Seat-Back - Split Fold Down |
![](images/books/979/e88e5b87b06923550ee54f0790edada8.png)
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1.
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Remove the bolt (A) securing the left rear seat-back (B).
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![](images/books/979/f3cf4c1273728b342b6d06e475d1c51c.png)
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2.
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Extend the center seat belt (A), then remove the left rear seat-back
(B).
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12. |
Rear Floor Upper Cross-Member |
![](images/books/979/22514fb0c6134e2daa0cb37dbbabf653.png)
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1.
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Remove the rear floor upper cross-member (A).
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13. |
Fuel Gauge Sending Unit Access Panel |
![](images/books/979/7215ab4307da1ee1697a9d255b243056.png)
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1.
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Remove the access panel (A) from the floor.
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2.
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Disconnect the connector (B).
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![](images/books/979/d89ff04ecca2aa40223731f575fc03fc.png)
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1.
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Using the special tool, loosen the locknut (A).
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![](images/books/979/dba91d309b9e2dbee8abd2854e7b7b5b.png)
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2.
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Remove the locknut (A).
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3.
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Remove the fuel tank unit (B).
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Drain
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1.
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Using a hand pump, a hose, and a container suitable for fuel,
drain the fuel from the fuel tank.
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![](images/books/979/f740376d3f9f1776a937914799e742a9.png)
Installation
![](images/books/979/fac1a789a7db41136e0d95df8dc5f93a.png)
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1.
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Insert the fuel tank unit (A) into the fuel tank with a new O-ring
(B).
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![](images/books/979/908d26113958bcf12eb0ec2f4716ba56.png)
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2.
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Align the marks (A) on the fuel tank and fuel tank unit, then
insert the fuel tank unit into the fuel tank until.
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NOTE: To avoid a fuel leak, check the base gasket, visually or
by hand, to make sure it is not pinched.
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![](images/books/979/286423cca57839c27256cf712bc847fe.png)
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3.
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Tighten a new locknut (A) by hand holding the fuel tank unit
vertically.
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NOTE: Before tightening, align the mark (B) on the locknut to
the start of the thread (C).
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4.
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Using the special tool, tighten the locknut to the specified torque.
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NOTE:
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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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After tightening, make sure the marks (A) are still aligned.
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![](images/books/979/ca917ac4d6580542ad28730916ef1daa.png)
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After installation, check the base gasket, visually or
by hand, to make sure it is not pinched.
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n-mi17aaa-snai1ii1nno
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5.
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Reconnect the quick-connect fittings (B).
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2. |
Battery Terminal - Reconnection |
![](images/books/979/31d0ce55b07d2b9d6d2d68e75d187d92.png)
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NOTE: If the battery performs abnormally, test the battery.
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1.
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Clean the battery terminals.
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2.
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Connect the positive cable (A) to the battery.
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NOTE: Always connect the positive side first.
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3.
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Connect the negative cable and battery sensor (B) to the battery.
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4.
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Apply multipurpose grease to the terminals to prevent corrosion.
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![](images/books/979/7f987abb5c1fe4d2a040a9ca1bd3cb5f.png)
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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.
|
|
2.
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Turn the ignition switch to ON (II).
|
|
3.
|
Make sure the HDS communicates with the vehicle. If it does not
communicate, go to the DLC circuit troubleshooting.
|
|
|
|
1.
|
From the INSPECTION MENU of the HDS, select Fuel Pump ON.
|
|
NOTE: Pending or Confirmed DTC may be set during this procedure.
Check for DTCs, and clear them as needed.
|
|
2.
|
Turn the ignition switch to LOCK (0).
|
|
5. |
Fuel Gauge Sending Unit Access Panel |
![](images/books/979/778811d15e0952331cfe15384f8e2921.png)
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1.
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Connect the connector (A).
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2.
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Install the access panel (B) to the floor.
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1.
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Turn the ignition switch to ON (II) (but do not operate the starter
motor). The fuel pump runs for about 2 seconds, and fuel pressure
rises. Repeat this two or three times, then make sure there are
no fuel leaks.
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7. |
Rear Floor Upper Cross-Member |
22mm
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1.
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Install the rear floor upper cross-member (A).
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8. |
Left Rear Seat-Back - Split Fold Down |
![](images/books/979/fc225b79230f5d232b80f6680595c598.png)
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1.
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Extend the center seat belt (A), then install the pivot shaft
(B) to the center pivot bracket (C).
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![](images/books/979/e7e5ff9a3754e9415c00bad684137fa3.png)
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2.
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Install the left rear seat-back (A).
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9. |
Center Pivot Bracket - Split Fold Down |
![](images/books/979/7574d3175b364453a29d067da73b2b9c.png)
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1.
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If necessary, install the bushing (A).
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2.
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Install the center pivot bracket (B).
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10. |
Right Rear Seat-Back - Split Fold Down |
![](images/books/979/216cc669c1903ccc4b3fbc79f3797e74.png)
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1.
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Install the right rear seat-back (A).
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1.
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Install the fuel fill cap.
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![](images/books/979/da464489234daa4ff5ec0cfde38209dd.png)
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1.
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Install the trunk floor cover (A).
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![](images/books/979/22fdde07c893c52abea48588629daf43.png)
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2.
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Install the front area of the trunk floor cover (A).
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3.
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Raise the seat-back(s).
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![](images/books/979/dae32ef6e9f587ba7bf1cf710d15019a.png)
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1.
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Install the hooks (A) to the rear seat cushion clips (B).
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![](images/books/979/6f310e6330dde36c0291d0de6226a8b1.png)
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2.
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Install the bolt (A) securing the rear seat cushion (B).
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![](images/books/979/a81f5822ff2e86743bc7abdab036dc49.png)
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1.
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Install the engine cover.
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310109
1.
Vehicle Lift
1.
Raise the vehicle on a lift, and make sure it is securely supported.
...
1.
Fuel Filler Cap
1.
Remove the fuel fill cap to relieve the pressure in the fuel
tank.
...
See also:
Honda Civic Owners Manual. RDM Conditions and Limitations
The system may not properly detect lane markings and the position of your
vehicle
►nder certain conditions. Some examples of these conditions are listed below.
Environmental conditions
Driving in bad weather (rain, fog, snow, etc.).
Sudden changes between light and ...