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Four Seasons
Rad Fan ControllerFour Seasons 35988 A/C Compressor Cut-Out Relay
| Brand | Four Seasons 35988 |
|---|---|
| Amperage Rating | 30 |
| Bracket? | w/o Bracket |
| Description | Relays |
| Meets / Exceeds OEM? | Yes |
| Skirt? | Yes |
| Style | Radiator Fan Controller |
| Terminal Gender | Male |
| Terminal Quantity | 5 |
| Terminal Type | Blade |
| Type | Radiator Fan Controller |
| Voltage | 12 |
| Product line | Rad Fan Controller |
| Fits | Ford, Mercury, and Lincoln · 126 vehicles |
OE direct replacement. Meets OEM requirements for dependable relay operation.
Radiator fan controller. Helps manage cooling-system fan operation with 12-volt control.
Blade terminals. Five male terminals simplify a secure electrical connection.
Cross-references Bosch 16090, Bosch 16134 and Dorman - HELP 47018 for the same application. See all 83.
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Not what you need? See all A/C Compressor Cut-Out Relay options
Four Seasons 35988 Rad Fan Controller
Four Seasons 35988 is a 12-volt radiator fan controller relay built for vehicles that rely on accurate cooling fan and A/C cut-off control. It uses a 5-blade male terminal layout, a 30-amp amperage rating, and a skirted design with no bracket for direct relay replacement in supported applications.
The Four Seasons Rad Fan Controller line focuses on OE-style relay control for cooling-system and compressor-related circuits. This part meets or exceeds OEM requirements and is listed for long-tail searches such as Ford Escort radiator fan relay replacement, Mercury Topaz A/C compressor cut-off relay, and Ford Ranger cooling fan controller.
Key Features
- Part number: 35988
- Brand line: Rad Fan Controller
- Type: radiator fan controller / relay
- 12-volt electrical system
- 30-amp amperage rating
- 5 blade male terminals
- Skirted design, without bracket
- Meets or exceeds OEM specifications
Detailed Description
This Four Seasons relay is used in applications where the radiator fan circuit, compressor clutch cut-off circuit, or related engine cooling fan control needs a direct replacement. It is listed across multiple Ford, Mercury, Lincoln, and Jeep applications, including Ford Escort, Ford Ranger, Mercury Topaz, and Ford Cougar, making it a practical search match for buyers looking for a radiator fan controller relay by part number 35988.
This part cross-references Bosch 16090 and Dorman - HELP 47018 for the same application.
What It Helps Fix
- Cooling fan relay failure that prevents the radiator fan from switching on
- A/C compressor cut-off relay faults in supported Ford and Mercury applications
- Intermittent fan operation caused by worn relay contacts
- Engine cooling control issues tied to the fan motor relay circuit
- Electrical relay replacement needs in 12-volt HVAC and cooling systems
Installation Notes and Fitment
Compatible With 1985-1990 Ford Escort, N/A; 1986-1989 Ford Ranger, N/A; 1990-1992 Ford Ranger, N/A; 1990-1994 Ford Cougar, N/A; 1987-1988 Ford Cougar, N/A; 1987-1994 Mercury Cougar, N/A; 1988-1994 Ford Tempo, N/A; 1988-1994 Mercury Topaz, N/A; 1991-1996 Ford Escort, N/A; and 1991-1996 Mercury Tracer, N/A. Additional listed applications include Ford Aerostar, Ford Thunderbird, Ford Bronco II, Ford Mustang, Lincoln Mark VII, Lincoln Mark VIII, Mercury Colony Park, Mercury Grand Marquis, Mercury Lynx, Ford LTD Crown Victoria, Ford Explorer, and Jeep Comanche.
Verify terminal style, terminal count, and relay location before installation. This 5-terminal blade relay is specified without a bracket and with a skirted housing, so matching the original connector and mounting style is important for proper fitment.
Quality Assurance
Four Seasons identifies this relay as meeting or exceeding OEM requirements, supporting dependable replacement in approved cooling and A/C control applications. The 35988 part number is also listed among multiple interchange references for catalog matching and application verification.
This part fits 126 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1996 | Ford | Escort | — | — | — | N/A | Compressor Clutch Cut-Out Relay; Throttle Cut Off; Rad Fan Controller |
| 1996 | Mercury | Tracer | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1995 | Ford | Escort | — | — | — | N/A | Compressor Clutch Cut-Out Relay; Throttle Cut Off; Rad Fan Controller |
| 1995 | Mercury | Tracer | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1994 | Ford | Aerostar | — | 3.0L | V6 | N/A | Auxiliary; Rad Fan Controller |
| 1994 | Ford | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1994 | Ford | Cougar | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1994 | Ford | Escort | — | — | — | N/A | Compressor Clutch Cut-Out Relay; Throttle Cut Off; Rad Fan Controller |
| 1994 | Ford | Tempo | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1994 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1994 | Mercury | Cougar | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1994 | Mercury | Topaz | — | 2.3L | L4 | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1994 | Mercury | Tracer | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1993 | Ford | Aerostar | — | 3.0L | V6 | N/A | Auxiliary; Rad Fan Controller |
| 1993 | Ford | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1993 | Ford | Escort | — | — | — | N/A | Compressor Clutch Cut-Out Relay; Throttle Cut Off; Rad Fan Controller |
| 1993 | Ford | Tempo | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1993 | Lincoln | Mark VIII | — | — | — | N/A | Relay; Rad Fan Controller |
| 1993 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1993 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1993 | Mercury | Tracer | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1992 | Ford | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1992 | Ford | Escort | — | — | — | N/A | Compressor Clutch Cut-Out Relay; Throttle Cut Off; Rad Fan Controller |
| 1992 | Ford | Explorer | — | — | — | N/A | New Part |
| 1992 | Ford | Ranger | — | — | — | N/A | New Part |
| 1992 | Ford | Tempo | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1992 | Ford | Thunderbird | — | 5.0L | V8 | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1992 | Ford | Thunderbird | — | 3.8L | V6 | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1992 | Jeep | Comanche | — | — | — | N/A | New Part |
| 1992 | Lincoln | Mark VII | — | — | — | N/A | Relay; Rad Fan Controller |
| 1992 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1992 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1992 | Mercury | Tracer | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1991 | Ford | Aerostar | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1991 | Ford | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1991 | Ford | Escort | — | — | — | N/A | Compressor Clutch Cut-Out Relay; Throttle Cut Off; Rad Fan Controller |
| 1991 | Ford | Explorer | — | — | — | N/A | New Part |
| 1991 | Ford | LTD Crown Victoria | — | 5.0L | V8 | N/A | Rad Fan Controller |
| 1991 | Ford | Ranger | — | — | — | N/A | New Part |
| 1991 | Ford | Tempo | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1991 | Ford | Thunderbird | — | 5.0L | V8 | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1991 | Ford | Thunderbird | — | 3.8L | V6 | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1991 | Jeep | Comanche | — | — | — | N/A | New Part |
| 1991 | Lincoln | Mark VII | — | — | — | N/A | Rad Fan Controller |
| 1991 | Mercury | Colony Park | — | — | — | N/A | Rectangular Relay; Rad Fan Controller |
| 1991 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1991 | Mercury | Grand Marquis | — | — | — | N/A | Rectangular Relay; Rad Fan Controller |
| 1991 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1991 | Mercury | Tracer | — | — | — | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1990 | Ford | Aerostar | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1990 | Ford | Bronco II | — | — | — | N/A | New Part |
| 1990 | Ford | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1990 | Ford | Escort | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1990 | Ford | LTD Crown Victoria | — | 5.0L | V8 | N/A | Rad Fan Controller |
| 1990 | Ford | Mustang | — | — | — | N/A | Rad Fan Controller |
| 1990 | Ford | Mustang | — | 5.0L | V8 | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Relay |
| 1990 | Ford | Ranger | — | — | — | N/A | New Part |
| 1990 | Ford | Tempo | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1990 | Ford | Thunderbird | — | 3.8L | V6 | N/A | A/C Compressor Cut-Out Relay for Engine Cooling Fan Motor Relay.; Rad Fan Controller |
| 1990 | Ford | Thunderbird | — | 3.8L | V6 | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1990 | Lincoln | Mark VII | — | — | — | N/A | New Part |
| 1990 | Mercury | Colony Park | — | — | — | N/A | Rectangular Relay; Rad Fan Controller |
| 1990 | Mercury | Colony Park | — | — | — | N/A | Rad Fan Controller |
| 1990 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1990 | Mercury | Grand Marquis | — | — | — | N/A | Rectangular Relay; Rad Fan Controller |
| 1990 | Mercury | Grand Marquis | — | — | — | N/A | Rad Fan Controller |
| 1990 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1989 | Ford | Aerostar | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1989 | Ford | Bronco II | — | — | — | N/A | New Part |
| 1989 | Ford | Escort | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1989 | Ford | Ranger | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1989 | Ford | Tempo | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1989 | Ford | Thunderbird | — | 3.8L | V6 | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1989 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1989 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1988 | Ford | Aerostar | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1988 | Ford | Bronco II | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1988 | Ford | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1988 | Ford | Escort | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1988 | Ford | Ranger | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1988 | Ford | Tempo | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1988 | Ford | Thunderbird | — | — | — | N/A | Rad Fan Controller |
| 1988 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1988 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Relay |
| 1987 | Ford | Aerostar | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1987 | Ford | Bronco II | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1987 | Ford | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1987 | Ford | Escort | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1987 | Ford | Ranger | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1987 | Ford | Thunderbird | — | — | — | N/A | Rad Fan Controller |
| 1987 | Mercury | Cougar | — | — | — | N/A | Rad Fan Controller |
| 1987 | Mercury | Lynx | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1987 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1986 | Ford | Aerostar | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1986 | Ford | Bronco II | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1986 | Ford | Cougar | — | 3.8L | V6 | N/A | New Part |
| 1986 | Ford | Escort | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1986 | Ford | Ranger | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1986 | Ford | Thunderbird | — | — | — | N/A | Rad Fan Controller |
| 1986 | Mercury | Cougar | — | 2.3L | L4 | N/A | New Part |
| 1986 | Mercury | Lynx | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1986 | Mercury | Topaz | — | 2.3L | L4 | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1985 | Ford | Bronco II | — | — | — | N/A | A/C Compressor Relay; Throttle Cut Off; Rad Fan Controller |
| 1985 | Ford | Escort | — | 1.6L | L4 | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1985 | Ford | Escort | — | 1.9L | L4 | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1985 | Ford | Ranger | — | — | — | N/A | Rad Fan Controller |
| 1985 | Ford | Thunderbird | — | — | — | N/A | Rad Fan Controller |
| 1985 | Mercury | Lynx | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1985 | Mercury | Topaz | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1984 | Ford | Escort | — | 1.6L | L4 | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1984 | Mercury | Lynx | Automatic | 2.0L | L4 | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1984 | Mercury | Lynx | Manual | 2.0L | L4 | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1984 | Mercury | Lynx | Automatic | 1.6L | L4 | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1984 | Mercury | Lynx | Manual | 1.6L | L4 | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1984 | Mercury | Topaz | — | 2.0L | L4 | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1984 | Mercury | Topaz | — | 2.3L | L4 | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1983 | Ford | Escort | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1983 | Ford | Mustang | — | 5.0L | V8 | N/A | New Part |
| 1983 | Mercury | LN7 | — | 1.6L | L4 | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1983 | Mercury | Lynx | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1982 | Ford | Escort | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1982 | Ford | Mustang | — | 5.0L | V8 | N/A | New Part |
| 1982 | Mercury | LN7 | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1982 | Mercury | Lynx | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| 1981 | Ford | Escort | — | — | — | N/A | Fits vehicles with air conditioning systems.; Rad Fan Controller |
| 1981 | Mercury | Lynx | — | — | — | N/A | Radiator Fan Motor Relay; w/o AC; Rad Fan Controller |
| No rows match your filter. | |||||||
Directly replaces or cross-references 83 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bosch — 16090Bosch — 16134Dorman - HELP — 47018FEL-PRO — 36018FEL-PRO — 36094Four Seasons — 35988Gates — 6894Gates — 19840Gates — 19911Gates — 33932OSC — 4723257347013155926155992156499208794208818244302244318601685601687014782960147843015500521581027171165711135988V11136018111360941918944319189468889996178899961988999690AC8206AC8209DY438DY468DY555DY864E1UZ13A435AE1VZ9345AE1VZ9345BE3AZ9C392AE3AZ13A025AE3AZ13A025BE3FZ9345BE3FZ9345DE3FZ9345EE3SZ11433AE3TZ13A025AE3TZ9345AE3UZ13A025AAE4LY11433AE4TZ9C392AE4TZ9C392BE4ZZ9C392AE5LY19A367AE6DZ11433AE6FZ11433AE6LZ9345AE6SZ11433AE6TZ13A025AE6VY11433AE7LY9C392AE7TZ9C392BE43Z11433AE53Z11433AE63Z13A025AE73Z82658AE83Z11433AE807520F8PZ14N135AAF8PZ14N135DAF19Z9345AHS302MT0964MT1261RE1006RE4472RE4473RE4888