P1489 Mitsubishi Code - High Speed Radiator Fan Control Relay Condition
Quick Answer
P1489 Mitsubishi indicates High Speed Radiator Fan Control Relay Condition. Common causes include Faulty Radiator Fan Control Relay, Radiator Fan Control Relay harness is open or shorted, Radiator Fan Control Relay circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1489 Mitsubishi indicates High Speed Radiator Fan Control Relay Condition.
- Common causes
- Common causes include Faulty Radiator Fan Control Relay, Radiator Fan Control Relay harness is open or shorted, Radiator Fan Control Relay circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P1489 Mitsubishi Description
What are the Possible Causes of the DTC P1489 Mitsubishi?
- Faulty Radiator Fan Control Relay
- Radiator Fan Control Relay harness is open or shorted
- Radiator Fan Control Relay circuit poor electrical connection
How to Fix the DTC P1489 Mitsubishi?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1489 Mitsubishi code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P1489 Mitsubishi Code
1. What does the OBDII code P1489 mean on a Mitsubishi?
The P1489 code indicates an issue with the high-speed radiator fan control relay, often signaling a malfunction in the fan relay circuit or related components.
2. What are the common symptoms of the P1489 code?
Symptoms include engine overheating, the radiator fan not operating at high speed, or the check engine light being illuminated.
3. What causes the P1489 code to appear?
Common causes include a faulty high-speed radiator fan relay, damaged wiring or connectors in the fan circuit, or an issue with the engine control module (ECM).
4. How can I diagnose the P1489 code on my Mitsubishi?
Start by inspecting the high-speed radiator fan relay, wiring, and connectors for damage or corrosion. Test the relay and fan motor for proper operation using a multimeter.
5. Can I drive my car with the P1489 code?
It’s not recommended, as the radiator fan may not function properly, leading to engine overheating and potential damage.
6. How do I fix the P1489 code on a Mitsubishi?
Repairs may involve replacing the high-speed radiator fan relay, repairing or replacing damaged wiring or connectors, or reprogramming the ECM if necessary.
7. How much does it cost to repair the P1489 code?
The repair cost can vary but typically ranges from $100 to $300, depending on the specific parts and labor required.
8. Can a blown fuse cause the P1489 code?
Yes, a blown fuse in the radiator fan circuit can disrupt relay function and trigger the P1489 code.
9. Does the P1489 code affect engine performance?
While it may not directly impact engine performance, it can lead to overheating, which can cause severe engine damage if not addressed.
10. Can I reset the P1489 code without repairing the issue?
You can clear the code with an OBDII scanner, but it will likely return if the underlying issue isn’t resolved.
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