Car engine cooling and lubrication Honda Civic 5 and 6

Lubrication system — general information
Attention. When reassembling, use new O-rings. Apply oil to the O-ring before installation. Use sealant #OY740-99986 or 08C70-X0134S. Clean oil pan gasket contact surfaces before installation. Caution: Do not...

Oil filter
Replacement Oil filter made in Japan Warning: After the engine has been running, the exhaust pipe will be hot. Be careful when working near the exhaust pipe. When the engine is hot, be careful when removing the drain...

Oil pressure — check
If the oil pressure warning light comes on while the engine is running, check the engine oil level. If the oil level is correct: 1. Connect the tachometer. 2. Remove the oil pressure sensor and install the special...

Oil nozzle (engines B16A2, B16A4, B1BA5, B16A6)
Inspection 1. Remove the oil nozzle and inspect it in the following sequence: Make sure the 1.1mm drill bit fits through the nozzle hole (diameter 1.2 mm). Insert the same 1.1mm drill bit into the oil inlet hole...

Oil pump — device
Attention: Use new O-rings when reassembling. Apply engine oil to the O-ring before installation. Apply sealant. The rotors must be installed in the same position as before disassembly. After overhaul, check that the...

Oil pump — removal, inspection and installation
1. Drain the engine oil. 2. Turn the crankshaft and align the white mark on the crankshaft pulley with the pointer on the lower cover. 3. Remove the cylinder head cover and top cover. 4. Remove the power steering pump...

Filling and draining engine coolant (coolant)
Caution: When adding coolant, make sure the relay/fuse box cover is closed. Do not spill coolant on electrical connections or paint. If coolant is spilled, wipe it up immediately. 1. Move the interior heater knob to...

Checking the radiator cap
1. Remove the radiator cap, wet the seal with coolant and install the cap on the pressure gauge. 2. Apply pressure to 93-123 kPa (0.95-1.25 kgf/cm²). 3. Check the pressure drop. 4. If the pressure drops, replace the...

Thermostat — replacement and testing
Note: Use a new O-ring. Examination Replace the thermostat if it is open at room temperature. To check a closed thermostat: 1. Place the thermostat over a container of water as shown. 2. Heat the water and measure the...

Coolant Temperature Switch Sensor — Check
Warning: Removing the temperature sensor on a hot engine will cause coolant to spray out, which can seriously scald you. Always remove the coolant temperature sensor when the engine and radiator are cold. Note: Bleed...

Water pump — device
Note: Use a new O-ring. When installing, use sealant No.0Y740-99986 or 08C70-X0134S.

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Civic 8 (2005-2011)

Civic 7 (2000-2005)