B27C7 Code - Compressor Discharge Refrigerant Temperature Sensor High
Quick Answer
The Diagnostic Trouble Code (DTC) sets when the compressor discharge refrigerant temperature sensor recognition temperature is too high [more than 283.4°C (542.1°F)]. Common causes include Faulty Compressor Discharge Refrigerant Temperature Sensor, Compressor Discharge Refrigerant Temperature Sensor harness is open or shorted, Compressor Discharge Refrigerant Temperature Sensor 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
- B27C7 indicates Compressor Discharge Refrigerant Temperature Sensor High.
- Common causes
- Common causes include Faulty Compressor Discharge Refrigerant Temperature Sensor, Compressor Discharge Refrigerant Temperature Sensor harness is open or shorted, Compressor Discharge Refrigerant Temperature Sensor 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 B27C7 Description
What are the Possible Causes of the DTC B27C7?
- Faulty Compressor Discharge Refrigerant Temperature Sensor
- Compressor Discharge Refrigerant Temperature Sensor harness is open or shorted
- Compressor Discharge Refrigerant Temperature Sensor circuit poor electrical connection
- Faulty A/C Auto Amplifier
How to Fix the DTC B27C7?
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 B27C7 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.
Need more information about the B27C7 code?
Need more information on how to fix the B27C7 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B27C7 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- B27C7 Infiniti — Compressor Discharge Refrigerant Temperature Sensor High
- B27C7 Nissan — Compressor Discharge Refrigerant Temperature Sensor High
Frequently Asked Questions about B27C7 Code
1. What are the common symptoms of OBDII code B27C7 (Compressor Discharge Refrigerant Temperature Sensor High)?
The common symptoms of this code may include the air conditioning system not cooling properly, the AC compressor not engaging, or the AC system blowing warm air.
2. What can cause the OBDII code B27C7 to trigger?
The OBDII code B27C7 is usually triggered when the compressor discharge refrigerant temperature sensor detects a high temperature reading, indicating a potential issue with the sensor or the air conditioning system.
3. How can I diagnose the cause of OBDII code B27C7?
Diagnosing OBDII code B27C7 typically involves checking the wiring and connections to the compressor discharge refrigerant temperature sensor, testing the sensor itself for proper function, and inspecting the AC system for any other related issues.
4. Is it safe to continue driving with OBDII code B27C7 present?
It is not recommended to continue driving with OBDII code B27C7 present, as it can lead to further damage to the air conditioning system and potentially result in decreased cooling performance.
5. Can I reset OBDII code B27C7 without fixing the underlying issue?
While you can clear the code temporarily, it is important to address the underlying issue causing OBDII code B27C7 to prevent further problems with the air conditioning system.
6. What are some repair tips for resolving OBDII code B27C7?
Repair tips for addressing OBDII code B27C7 may include checking and replacing the compressor discharge refrigerant temperature sensor, inspecting the wiring for any damage, and ensuring proper refrigerant levels in the AC system.
7. How much does it typically cost to repair OBDII code B27C7?
The cost of repairing OBDII code B27C7 can vary depending on the extent of the issue, the parts needed for repair, and whether you perform the repair yourself or take your vehicle to a professional mechanic.
8. Can a DIY enthusiast fix OBDII code B27C7 at home?
Depending on your experience and access to tools, a DIY enthusiast may be able to fix OBDII code B27C7 at home by following repair guides, checking the sensor and wiring, and making necessary replacements.
9. Will OBDII code B27C7 cause my vehicle to fail an emissions test?
OBDII code B27C7 is related to the air conditioning system and typically does not affect emissions, so it may not cause your vehicle to fail an emissions test specifically.
10. How important is it to address OBDII code B27C7 promptly?
It is important to address OBDII code B27C7 promptly to prevent potential damage to the air conditioning system, ensure proper cooling performance, and maintain overall vehicle comfort.
Discuss the causes and fixes for B27C7 OBDII Code
Code B27C7 comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
