P1587 Chevrolet Code - Cruise Control Clutch Control Circuit Low
Quick Answer
Engine running with engine speed more than 1000 rpm (wheel speed indicates more than 20 mph in order to enable the test, and the test will disable when wheel speed is less than 5 mph), then the Powertrain Control Module (PCM) detects that the vehicle speed decreased by 1 mph in 0.5 seconds without the PCM detecting a Brake switch transition, all conditions present for 10 Accel/Decel cycles. Common causes include Faulty Cruise Control Brake Switch, Cruise Control Brake Switch harness is open or shorted, Cruise Control Brake Switch 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
- P1587 Chevrolet indicates Cruise Control Clutch Control Circuit Low.
- Common causes
- Common causes include Faulty Cruise Control Brake Switch, Cruise Control Brake Switch harness is open or shorted, Cruise Control Brake Switch 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 P1587 Chevrolet Description
What are the Possible Causes of the DTC P1587 Chevrolet?
- Faulty Cruise Control Brake Switch
- Cruise Control Brake Switch harness is open or shorted
- Cruise Control Brake Switch circuit poor electrical connection
How to Fix the DTC P1587 Chevrolet?
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 P1587 Chevrolet 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 P1587 Chevrolet Code
1. What does the OBDII code P1587 mean on a Chevrolet?
P1587 indicates a problem with the Cruise Control Clutch Control Circuit, specifically that the circuit is experiencing low voltage or a malfunction.
2. What are the common symptoms of the P1587 code?
Symptoms may include the cruise control not working, the check engine light illuminating, or inconsistent engine performance while using cruise control.
3. What causes the P1587 code to appear on a Chevrolet?
Common causes include a faulty clutch switch, damaged wiring or connectors in the cruise control circuit, or a malfunctioning cruise control module.
4. Can I still drive my car with the P1587 code?
Yes, you can drive the car, but cruise control functionality may be unavailable, and it’s best to address the issue promptly to avoid further complications.
5. How do I diagnose the P1587 code?
Diagnosis involves using a scan tool to confirm the code, inspecting the clutch switch, checking the wiring and connectors for damage, and testing the cruise control circuit for proper voltage.
6. How do I fix the P1587 code on a Chevrolet?
Repairs may include replacing a faulty clutch switch, repairing or replacing damaged wiring or connectors, or resetting the code after addressing the issue.
7. What tools are needed to troubleshoot the P1587 code?
You’ll need an OBDII scanner, a multimeter for checking voltage, and possibly basic tools for inspecting and replacing components.
8. How much does it cost to fix the P1587 code?
Repair costs vary but typically range from $50 to $200, depending on whether the clutch switch or other components require replacement.
9. Can a bad clutch switch cause the P1587 code?
Yes, a faulty clutch switch is one of the most common causes of this code.
10. Will clearing the P1587 code fix the issue?
No, clearing the code will only reset the warning temporarily. The underlying issue must be repaired to prevent the code from returning.
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