C120A Scion Code - ECU Initial Setting Incomplete
Quick Answer
When the Master Cylinder Solenoid (Skid Control ECU) is replaced, the Master Cylinder Solenoid (Skid Control ECU) must be informed that the vehicle is equipped with downhill assist control and/or crawl control. Common causes include Calibrate Master Cylinder Solenoid (Skid Control ECU). 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
- C120A Scion indicates ECU Initial Setting Incomplete.
- Common causes
- Common causes include Calibrate Master Cylinder Solenoid (Skid Control ECU).
- 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 C120A Scion Description
What are the Possible Causes of the DTC C120A Scion?
- Calibrate Master Cylinder Solenoid (Skid Control ECU)
How to Fix the DTC C120A Scion?
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 C120A Scion 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.
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Frequently Asked Questions about C120A Scion Code
1. What are common symptoms of OBDII code C120A in a Scion related to ECU Initial Setting Incomplete?
Vehicles may experience issues such as poor engine performance, stalling, or difficulty starting.
2. What could cause the ECU Initial Setting Incomplete code C120A in a Scion?
This code may be triggered by a faulty ECU, wiring issues, or a disrupted connection during an ECU replacement or reprogramming.
3. How can I reset the ECU to attempt to clear the C120A code in my Scion?
Try disconnecting the car battery for a few minutes to reset the ECU and clear the code. If the issue persists, further diagnostics may be needed.
4. Can a DIY enthusiast fix the ECU Initial Setting Incomplete code C120A in a Scion?
While some basic troubleshooting steps like checking connections can be done by DIYers, diagnosing and repairing complex ECU issues may require professional help.
5. Is it safe to continue driving my Scion with the C120A code indicating an ECU Initial Setting Incomplete issue?
It is not recommended to drive the vehicle with this code present, as it can lead to potential safety hazards and further damage to the vehicle if left unresolved.
6. How much does it typically cost to repair the ECU Initial Setting Incomplete code C120A in a Scion?
Costs for repairing this issue can vary depending on the root cause of the problem, but it is advisable to budget for diagnostic fees and potential ECU replacement costs.
7. Can a faulty sensor trigger the C120A code in a Scion?
While it is less common, a malfunctioning sensor that provides input to the ECU could potentially lead to the ECU Initial Setting Incomplete code being triggered.
8. Will disconnecting the battery reset the ECU Initial Setting Incomplete code C120A permanently?
Disconnecting the battery may clear the code temporarily, but if the underlying issue is not addressed, the code is likely to reappear once the problem resurfaces.
9. How long does it take to diagnose and repair the ECU Initial Setting Incomplete code C120A in a Scion?
The time needed for diagnosis and repair can vary based on the complexity of the issue. Simple fixes may take a short time, while more intricate problems could require extended troubleshooting.
10. Can a software update resolve the ECU Initial Setting Incomplete code C120A in a Scion?
In some cases, updating the ECU software may resolve the issue triggering the code. It is recommended to consult with a professional to determine if a software update is a viable solution.
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