This guide is customized for your 2021 Honda PASSPORT
C0397: C0397: Traction Control System Malfunction
on 2021 Honda PASSPORT
Important for 2021 Honda PASSPORT Owners
Before starting repairs, verify which engine your 2021 Honda PASSPORT has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does C0397 Mean on 2021 Honda PASSPORT?
Symptoms
- • Loss of traction
- • slipping or sliding of wheels
- • reduced acceleration
- • and/or a warning light on the dashboard.
Common Causes
- • Faulty wheel speed sensor
- • faulty traction control module
- • loose or damaged wheel bearings
- • or a problem with the vehicle's anti-lock braking system (ABS).
How to Fix C0397 on 2021 Honda PASSPORT
1. Check and clean the wheel speed sensors. 2. Replace the faulty wheel speed sensor. 3. Check and repair any loose or damaged wheel bearings. 4. Update the traction control module's software. 5. Replace the traction control module if necessary.
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Related Diagnostic Codes
Other codes that may appear with C0397
C0395: Steering Column Position Sensor Circuit Malfunction
C0396: Electronic Stability Control (ESC) Malfunction
C0398: Wheel Speed Sensor Malfunction
C0399: ABS System Malfunction
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system