✅ Fixed
Read ABS code: right rear wheel speed sensor fault. Cleaned sensor tip and tone ring with wire brush — corrosion buildup causing false fault. Light went off after cleaning. No sensor replacement needed.
Toyota Tundra 2021 ABS warning light on
Toyota
2021
On This Page:
🔍 Symptoms
⚙️ Causes
🔧 All Repairs
⚠️ Avoid These
🧾 Driver Reports
🔗 Similar Faults
🩺 Related Symptoms
⚡ Quick Summary
Severity Level
Medium
Safe to Drive?
⚠️ Drive with Caution
Safety Impact
Indirect risk — worth monitoring, not urgent
Urgency Level
🟡 Monitor Closely
Toyota Tundra 2021 ABS warning light illuminated. ABS system may not function in emergency braking. No other issues. 86826 km. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.
🔍 Symptoms
📍 ABS warning light on
📍 Toyota Tundra
⚙️ Possible Causes
ABS warning light on
Toyota Tundra
Possible: Read ABS code: right rear wheel speed sensor fault. Cleaned sensor tip and tone ring with wire brush — corrosion buildup causing false fault. Light went off after cleaning. No sensor replacement needed.
Repair / Solution
Based on 42 driver confirmations
⚠️ Wrong Diagnosis?
No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Toyota 2021 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
🧾 Driver Reports
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