C1381 2015 Toyota RAV4 Code - Acceleration Sensor Power Supply Voltage Malfunction
Quick Answer
The Skid Control ECU (Brake Actuator Assembly) receives signals from the Yaw Rate and Acceleration Sensor (Airbag Sensor Assembly) via the Controller Area Network (CAN) communication system. Common causes include Acceleration Sensor Calibration, Faulty Acceleration Sensor (Airbag Sensor Assembly), Acceleration Sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- C1381 2015 Toyota RAV4 indicates Acceleration Sensor Power Supply Voltage Malfunction.
- Common causes
- Common causes include Acceleration Sensor Calibration, Faulty Acceleration Sensor (Airbag Sensor Assembly), Acceleration Sensor harness is open or shorted.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code C1381 2015 Toyota RAV4 Description
If there is trouble in the bus lines between the Acceleration Sensor (Airbag Sensor Assembly) and the CAN communication system, the DTC U0124 (Lost Communication with Lateral Acceleration Sensor Module) is output.
This Diagnostic Trouble Code (DTC) is also output when calibration has not been completed.
What are the Possible Causes of the DTC C1381 2015 Toyota RAV4?
- Acceleration Sensor Calibration
- Faulty Acceleration Sensor (Airbag Sensor Assembly)
- Acceleration Sensor harness is open or shorted
- Acceleration Sensor circuit poor electrical connection
How to Fix the DTC C1381 2015 Toyota RAV4?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1381 2015 Toyota RAV4 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the C1381 2015 Toyota RAV4 code?
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Frequently Asked Questions about C1381 2015 Toyota RAV4 Code
1. What does the OBDII code C1381 mean on a 2015 Toyota RAV4?
C1381 indicates an "Acceleration Sensor Power Supply Voltage Malfunction," meaning the power supply to the acceleration sensor is outside the normal range.
2. What are the common symptoms of code C1381 in a 2015 Toyota RAV4?
Symptoms may include the ABS warning light turning on, reduced stability control performance, and potential issues with traction control.
3. What causes code C1381 to appear in a 2015 Toyota RAV4?
Common causes include a faulty acceleration sensor, damaged wiring or connectors, a malfunctioning ABS control module, or low system voltage.
4. Can I drive my 2015 Toyota RAV4 with a C1381 code?
Driving with a C1381 code is possible but not recommended, as it can disrupt ABS, traction control, and stability systems, increasing the risk of loss of vehicle control.
5. How do I diagnose the C1381 code on a 2015 Toyota RAV4?
Diagnosis involves checking the acceleration sensor, inspecting wiring and connectors for damage, and testing the ABS control module for faults.
6. Is the C1381 code related to the ABS system in my 2015 Toyota RAV4?
Yes, the C1381 code is directly related to the ABS system, as it involves the acceleration sensor, which plays a key role in stability and braking functions.
7. How much does it cost to repair a C1381 code on a 2015 Toyota RAV4?
Repair costs vary but can range from $100 to $500 depending on whether the issue is with the acceleration sensor, wiring, or ABS control module.
8. Can a low battery cause the C1381 code on a 2015 Toyota RAV4?
Yes, a low or failing battery can cause voltage issues that trigger the C1381 code.
9. How do I reset the C1381 code on my 2015 Toyota RAV4 after repairs?
After repairs, use an OBDII scanner to clear the code. If the issue is fully resolved, the code should not return.
10. What should I check first when troubleshooting the C1381 code on a 2015 Toyota RAV4?
Start by inspecting the acceleration sensor wiring and connectors for damage or corrosion, as these are common culprits.
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