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Toyota C1237 Code – ABS Rear Right Wheel Sensor Fault
Limited
Safe to drive :
Toyota vehicles only
Applies only to :
Not applicable to :
This explanation does NOT apply to other brands.
Medium
Severity level :
When Does This Code Appear on the Vehicles
Toyota C1237 occurs when ABS module detects rear right wheel sensor fault.
What This Code means on the Vehicles
ABS module reports rear right wheel sensor error specific to Toyota.
Why This is different from a generic OBD2 Code
Generic scanners cannot map ABS errors to specific wheels for Toyota.
Common Situations That Trigger This Code
Faulty sensor; Wiring damage; Connector corrosion.
What Will NOT Fix This Code
Ignoring ABS alerts; Replacing unrelated modules.
How to Clear This Code on Vehicles
Inspect sensor and wiring; clear code via Techstream.
Related Manufacturer Specific Codes
Toyota C1235; Toyota C1236
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