Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
1 |
Is there coolant visible on the ground? | -- | -- | |
2 | Check the radiator for stains and wetness. Are there any stains or is there any wetness on the radiator? | -- | ||
3 | Repair as necessary. Is there still a coolant loss? | -- | -- | |
4 | Check the coolant hoses for stains and wetness. Are there any stains or is there any wetness on the coolant hoses? | -- | ||
5 | Repair as necessary. Is there still a loss of coolant? | -- | -- | |
6 | Check the water pump for stains and wetness. Are there any stains or is there any wetness on the water pump? | -- | ||
7 | Repair as necessary. Is there still a loss of coolant? | -- | -- | |
8 | Check the heater core for stains and wetness. Are there any stains or wetness on the heater core? | -- | ||
9 | Repair as neccessary. Is there still a loss of coolant? | -- | System OK | |
10 | Check the coolant recovery reservoir for leakage. Does the coolant overflow from the reservoir with the engine off? | -- | -- | |
11 | Check the radiator cap for proper pressure retention. Refer to Cooling System Leak Testing . Does the radiator cap maintain the correct pressure? | 103 kPa (15 psi) | ||
12 | Check the temperature reading of the thermostat. Refer to Thermostat Diagnosis . Is the temperature too high? | -- | Go to Engine Overheating . | |
13 | Replace the radiator cap. Refer to Pressure Cap Description . Is there still a coolant loss? | -- | System OK | |
14 | Check the coolant concentration. Is the coolant concentration too low? | -- | System OK | |
15 | Replace the coolant with the proper mixture of DEX-COOL™. Refer to Notice: When adding coolant, use DEX-COOL® coolant. If silicated coolant is added to the system, premature engine, heater core or radiator corrosion may result. In addition, the engine coolant will require change sooner-at 50 000 km (30,000 mi) or 24 months. .Is there still a coolant loss? | -- | -- | System OK |
