Thermostat Replacement - Honda 2004 Odyssey Service Manual

Thermostat Replacement

1. Make sure you have the anti-theft codes for the radio and navigation system, then write down the frequencies for
the radio's preset buttons.
2. Disconnect the negative cable from the battery first, then disconnect the positive cable.
3. Remove the battery.
4. Drain the engine coolant (see page 10-13).
5. Remove the thermostat cover, then remove the thermostat.
THERMOSTAT
Install with pin up.
6. Install the thermostat with new rubber seal.
7. Install the battery. Clean the battery posts and cable terminals with sandpaper, then assemble them and apply
grease to prevent corrosion.
8. Refill the radiator with engine coolant, and bleed the air from the cooling system (see step 8 on page 10-13).
9. Clean up any spilled engine coolant.
10. Perform the powertrain control module (PCM) idle learn procedure (see page 11-202).
11. Enter the anti-theft codes for the radio and the navigation system, then enter the customer's radio station presets.
12. Set the clock.
PIN
RUBBER SEAL
Replace.
THERMOSTAT
COVER
6 x 1.0 mm
12 N·m (1.2 kgf·m,
8.7 lbf·ft)
10-15