C0342 - Steering Position Sensor Circuit Range/Performance Problem in Honda, Chevrolet and Ford Models

Quick Answer

C0342 means: C0342 refers to a malfunction in the steering position sensor circuit, affecting steering control.

Fix: Check and replace faulty components Cost: $150 - $400 Time: 90-180 minutes

Can I drive with C0342? Immediate attention is required to ensure safe vehicle operation.

Common Questions

What does C0342 mean and how does it affect my car?

C0342 indicates a malfunction in the steering position sensor circuit, which is crucial for providing accurate steering feedback to your vehicle's computer. If this sensor malfunctions, you may experience difficulty steering, which can lead to unsafe driving conditions. It's vital to address this issue promptly to avoid further complications.

What are the most common causes of C0342 and how much does it cost to fix?

Common causes of C0342 include a faulty steering position sensor, damaged wiring, or poor connections. Repair costs generally range from $150 to $400 depending on the specific issue. For example, sensor replacement tends to be more expensive than simple wiring repairs, which can cost as little as $100.

Can I drive my car with C0342 or should I stop immediately?

It is not advisable to drive your car with a C0342 code. The malfunction can lead to compromised steering, making it dangerous to drive. If you notice symptoms like difficulty steering or the car entering limp mode, stop driving immediately and seek professional help.

How can I diagnose C0342 myself using GeekOBD APP?

To diagnose C0342 with the GeekOBD APP, connect the device to your vehicle’s OBD2 port. Use the app to scan for codes and review freeze frame data. Look for any additional codes that may provide context to the C0342 issue. You can also monitor live data to check the sensor’s performance while turning the steering wheel.

What vehicles are most commonly affected by C0342?

C0342 is commonly reported in models like the 2007-2015 Honda Accord, 2010-2017 Chevrolet Equinox, and 2008-2018 Ford Fusion. These vehicles have been known to have issues with the steering position sensor circuit. Always check for any recalls or technical service bulletins relating to your vehicle.

How can I prevent C0342 from happening again?

To prevent C0342 from recurring, ensure regular vehicle maintenance, including inspections of the steering system. Keep the connections clean and free from corrosion. If you notice any changes in steering feel or performance, address them immediately to avoid further issues.

What is C0342?

The diagnostic trouble code (DTC) C0342 indicates a problem with the steering position sensor circuit, which can cause serious handling issues in your vehicle. This code is common in several models, particularly from manufacturers like Honda, Chevrolet, and Ford, from the years 2007 to 2019. The steering position sensor is responsible for detecting the angle and position of the steering wheel, sending this data to the vehicle's onboard computer system. If the sensor detects an irregular signal or a complete lack of signal, it triggers the C0342 code. Ignoring this code can lead to compromised steering performance, which poses safety risks while driving. Symptoms may include difficulty steering, an illuminated check engine light, or even the vehicle entering limp mode, where it restricts power to prevent further damage. It's essential to address this issue promptly as it may escalate into more significant steering problems or affect other systems reliant on accurate steering data.

System: C - Chassis (ABS, Steering, Suspension)

Symptoms

Common symptoms when C0342 is present:

  • Check engine light stays on constantly, indicating a fault detected in the steering system.
  • Difficulty in steering response, leading to inconsistent handling and a potential loss of control.
  • Steering feels heavy or unresponsive, which can be alarming for drivers especially during tight maneuvers.
  • Instrument cluster may show erratic readings or warning lights related to steering.
  • Vehicle may enter limp mode, restricting acceleration and maintaining low speeds for safety.

Possible Causes

Most common causes of C0342 (ordered by frequency):

  1. The most common cause of C0342 is a faulty steering position sensor, which accounts for approximately 60% of cases. This can happen due to wear and tear or electrical issues.
  2. A second prevalent cause is damaged wiring or poor connections in the sensor circuit, which can disrupt the signal. Regular inspections can help catch these issues early.
  3. Corrosion at the connectors can also lead to this code, as it affects the electrical flow. Keeping connectors clean can prevent this issue.
  4. Less common but serious causes include internal faults in the power steering control module, which may require replacement.
  5. A rare cause involves software glitches in the vehicle's ECU, which can sometimes be resolved through a simple software update.

C0342 Repair Costs

Cost Breakdown by Repair Type

Steering Position Sensor Replacement

Replacing the faulty steering position sensor is the most straightforward solution.

  • Total: $150 - $400
  • Success rate: 90%
Wiring Harness Repair

Repairing damaged wiring or connections can resolve the issue if the sensor is operational.

  • Total: $100 - $250
  • Success rate: 80%
Money-Saving Tips for C0342
  • Start with the most common and least expensive repairs first
  • Use GeekOBD APP to confirm diagnosis before replacing expensive parts
  • Consider preventive maintenance to avoid future occurrences
  • Compare prices for OEM vs aftermarket parts based on your needs
  • Address the issue promptly to prevent more expensive secondary damage

Diagnostic Steps

Professional C0342 Diagnosis Process

Follow these systematic steps to accurately diagnose C0342. Each step builds on the previous one to ensure accurate diagnosis.

Step 1: Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes)

Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 2: Step 2: OBD2 scan with GeekOBD APP - Retrieve all codes and freeze frame data to understand the fault context (10-15 minutes)

Step 2: OBD2 scan with GeekOBD APP - Retrieve all codes and freeze frame data to understand the fault context (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 3: Step 3: Component testing - Use a multimeter or specific diagnostic tools to test the steering position sensor and wiring (20-30 minutes)

Step 3: Component testing - Use a multimeter or specific diagnostic tools to test the steering position sensor and wiring (20-30 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 4: Step 4: System function test - Verify proper operation after repairs and clear codes to ensure the issue is resolved (10-15 minutes)

Step 4: System function test - Verify proper operation after repairs and clear codes to ensure the issue is resolved (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 5: Step 5: Road test verification - Drive the vehicle under various conditions to confirm repair success and check for reoccurrence of the code (15-20 minutes)

Step 5: Road test verification - Drive the vehicle under various conditions to confirm repair success and check for reoccurrence of the code (15-20 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.

Important Notes

  • Always verify the repair with GeekOBD APP after completing diagnostic steps
  • Clear codes and test drive to ensure the problem is resolved
  • Address underlying causes to prevent code recurrence

Real Repair Case Studies

Case Study 1: Steering Position Sensor Replacement on 2014 Honda Accord

Vehicle: 2014 Honda Accord, 85,000 miles

Problem: Customer reported a check engine light and difficulty steering.

Diagnosis: Initial OBD2 scan revealed code C0342. Visual inspection showed corrosion on the sensor connector.

Solution: Replaced the steering position sensor and cleaned the connectors.

Cost: $350 (sensor: $200, labor: $150)

Result: Post-repair road test showed normal steering function and no reoccurrence of the code.

Case Study 2: Wiring Repair on 2011 Chevrolet Equinox

Vehicle: 2011 Chevrolet Equinox, 60,000 miles

Problem: Customer experienced heavy steering and an illuminated check engine light.

Diagnosis: Found damaged wiring in the steering position sensor circuit during inspection.

Solution: Repaired the wiring and replaced a corroded connector.

Cost: $150 (wiring repair: $100, labor: $50)

Result: Steering returned to normal operation, and the check engine light was cleared.

Diagnose C0342

Use GeekOBD APP for professional diagnosis!

  • Real-time data monitoring
  • Advanced diagnostic features
  • Step-by-step repair guidance
  • Professional-grade analysis
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Code Information

Code: C0342
System: Chassis (ABS, Steering, Suspension)
Severity: HIGH
Category: Chassis Codes