All Models
On all models, electric cooling fans operate when either the coolant temperature reaches a specified temperature or when A/C pressure reaches a set pressure (if equipped with A/C). On Breeze, Cirrus, Sebring Convertible and Stratus with automatic transmission, a transmission fluid thermistor also has some influence on fan operation.
On all models, cooling fan should not operate during engine cranking. Powertrain Control Module (PCM) controls cooling fan operation, through cooling fan relay, based on input from sensors. See appropriate ENGINE COOLING FAN OPERATING TEMPERATURE table. PCM will also set a Diagnostic Trouble Code (DTC) in PCM memory if it detects a problem in the electric cooling fan relay, system or circuit.
NOTE:
Information is not available from manufacturer for vehicles not listed.
2.0L ENGINE COOLING FAN OPERATING TEMPERATURE (BREEZE, CIRRUS & STRATUS SEDAN)
| Fan Operation | Coolant Temp. - °F (°C) | A/C Pressure - psi (kg/cm2 ) | ATF Temp. - °F (°C) | |
|---|---|---|---|---|
| A/C Off | ||||
| Low Spd On | 220 (104) | N/A | 240 (116) | |
| Low Spd Off | 210 (99) | N/A | 228 (109) | |
| High Spd On | 230 (110) | N/A | 248 (120) | |
| High Spd Off | 220 (104) | N/A | 240 (116) | |
| A/C On | ||||
| Low Spd On | 210 (99) | 209 (14.7) | 240 (116) | |
| Low Spd Off | 199 (93) | 170 (12.0) | 228 (109) | |
| High Spd On | 230 (110) | 249 (17.5) | 248 (120) | |
| High Spd Off | 220 (104) | 229 (16.1) | 240 (116) | |
2.0L ENGINE COOLING FAN OPERATING TEMPERATURE (NEON)
| Fan Operation | Coolant Temp. - °F (°C) | |
|---|---|---|
| A/C Off | ||
| Fan On | 207 (97) | |
| Fan Off | 201 (94) Or When Speed Is Greater Than 62 MPH | |
| A/C On | Fan On All The Time | |
2.0L & 2.4L ENGINE COOLING FAN OPERATING TEMPERATURE (PT CRUISER)
| Fan Operation | Coolant Temp. - °F (°C) | ||
|---|---|---|---|
| A/C Off | |||
| Vehicle Speed Less Than 44 MPH | |||
| Low Spd On | 206 (97) | ||
| Low Spd Off | 199 (93) | ||
| High Spd On | 219 (103) | ||
| High Spd Off | 210 (99) | ||
| Vehicle Speed Greater Than 44 MPH | |||
| Low Spd | Off | ||
| High Spd On | 219 (103) | ||
| High Speed Off | 210 (99) | ||
| A/C On | |||
| Low Spd | Off | ||
| High Speed On | 180 (82) | ||
| High Speed Off | 176 (80) | ||
2.4L & 2.5L ENGINE COOLING FAN OPERATING TEMPERATURE (BREEZE, CIRRUS & STRATUS SEDAN)
| Fan Operation | Coolant Temp. - °F (°C) | A/C Pressure - psi (kg/cm2 ) | ATF Temp. - °F (°C) | |
|---|---|---|---|---|
| A/C Off | ||||
| Low Spd On | 220 (104) | N/A | 244 (118) | |
| Low Spd Off | 210 (99) | N/A | 240 (116) | |
| High Spd On | 230 (110) | N/A | 252 (122) | |
| High Spd Off | 221 (105) | N/A | 244 (118) | |
| A/C On | ||||
| Low Spd On | 210 (99) | 210 (14.8) | 244 (118) | |
| Low Spd Off | 199 (93) | 175 (12.3) | 240 (116) | |
| High Spd On | 230 (110) | 249 (17.5) | 252 (122) | |
| High Spd Off | 221 (105) | 229 (16.1) | 244 (118) | |
2.4L, 3.0L, 3.3L & 3.8L ENGINE COOLING FAN OPERATING TEMPERATURE (CARAVAN, TOWN & COUNTRY, & VOYAGER)
| Fan Operation | Coolant Temp. - °F (°C) | A/C Pressure - psi (kg/cm2 ) | |
|---|---|---|---|
| Low Speed | |||
| On | 230 (110) | 250 (17.6) | |
| Off | 214 (101) | 248 (17.4) | |
| High Speed | |||
| On | 230 (110) | 300 (21.1) | |
| Off | N/A | N/A | |
2.5L ENGINE COOLING FAN OPERATING TEMPERATURE (SEBRING CONVERTIBLE)
| Fan Operation | Coolant Temp. - °F (°C) | A/C Pressure - psi (kg/cm2 ) | ATF Temp. - °F (°C) | |
|---|---|---|---|---|
| A/C Off | ||||
| Low Spd On | 215 (102) | N/A | 244 (118) | |
| Low Spd Off | 205 (96) | N/A | 240 (116) | |
| High Spd On | 224 (110) | N/A | 252 (122) | |
| High Spd Off | 217 (103) | N/A | 244 (118) | |
| A/C On | ||||
| Low Spd On | 215 (99) | 210 (14.8) | 244 (118) | |
| Low Spd Off | 205 (96) | 175 (12.3) | 240 (116) | |
| High Spd On | 224 (107) | 249 (17.5) | 252 (122) | |
| High Spd Off | 213 (101) | 229 (16.1) | 244 (118) | |