C0288
EBCM Detects Sensor Supply Voltage Fluctuating
C0288 is an OBD-II diagnostic trouble code meaning: EBCM Detects Sensor Supply Voltage Fluctuating. Common causes: generator malfunction, weak or dead battery. Estimated repair cost: $22–111.
Symptoms
- Unstable operation of the brake system
- ABS warning light comes on
- Loss of braking efficiency
Causes
- Generator malfunction
- Weak or dead battery
- Wiring harness damage
- Contact corrosion
- Grounding problems
How to Fix
- Check generator and battery voltage
- Inspect the wiring harness for damage
- Check contacts and grounding
- Clean or replace damaged wires
- Reboot the EBCM system after repair
Related codes
Error C0288 by Vehicle Brand
FAQ
What does the C0288 code mean?
C0288 is an OBD-II diagnostic trouble code that indicates: EBCM Detects Sensor Supply Voltage Fluctuating
What causes a C0288 error code?
The most common causes of C0288 include: Generator malfunction; Weak or dead battery; Wiring harness damage; Contact corrosion.
How do I fix a C0288 diagnostic trouble code?
To fix C0288: Check generator and battery voltage. Inspect the wiring harness for damage. Check contacts and grounding. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0288?
Limited driving only, diagnose soon
How much does it cost to fix C0288?
The estimated repair cost for C0288 is $22–111. Actual cost depends on your vehicle, location, and labor rates.
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