C1392 Scion Code - Un–Correction Of A Zero Point Of The Stroke Sensor
Quick Answer
The stroke sensor inputs the pedal stroke into the Skid Control ECU. Common causes include Faulty Stroke Sensor, Stroke Sensor harness is open or shorted, Stroke Sensor circuit poor electrical connection. 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
- C1392 Scion indicates Un–Correction Of A Zero Point Of The Stroke Sensor.
- Common causes
- Common causes include Faulty Stroke Sensor, Stroke Sensor harness is open or shorted, Stroke Sensor circuit poor electrical connection.
- 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 C1392 Scion Description
What are the Possible Causes of the DTC C1392 Scion?
- Faulty Stroke Sensor
- Stroke Sensor harness is open or shorted
- Stroke Sensor circuit poor electrical connection
- Faulty Skid Control ECU
How to Fix the DTC C1392 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 C1392 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 C1392 Scion Code
1. What does the OBDII code C1392 mean for a Scion?
C1392 indicates an "Un-Correction of a Zero Point of the Stroke Sensor," meaning the stroke sensor's calibration is out of range or incomplete.
2. What are the common symptoms of code C1392 in a Scion?
Symptoms may include an illuminated ABS or traction control warning light, reduced braking performance, and possible activation of fail-safe mode.
3. What causes the C1392 code to appear in a Scion?
The code is typically caused by a malfunctioning stroke sensor, improper zero-point calibration, low brake fluid, or issues with the ABS control module.
4. How do you fix the C1392 code on a Scion?
Repairs may include performing a zero-point calibration, inspecting and replacing the stroke sensor if faulty, checking the brake fluid level, or repairing the ABS control module.
5. Can I drive my Scion with the C1392 code active?
It is not recommended to drive with this code active, as it may affect braking performance and overall vehicle safety.
6. How do you perform a zero-point calibration for the stroke sensor on a Scion?
Zero-point calibration usually requires a diagnostic tool to reset the sensor values. Consult the vehicle's service manual for exact procedures.
7. Is the C1392 code specific to Scion vehicles?
While the code is common in Scion models, it can also appear in other Toyota vehicles that use similar braking systems.
8. How much does it cost to fix the C1392 code?
The repair cost varies depending on the issue, ranging from $100 for calibration to several hundred dollars if the stroke sensor or ABS module needs replacement.
9. Can low brake fluid cause the C1392 code?
Yes, low brake fluid can interfere with the stroke sensor's operation and trigger the code.
10. Do I need a professional mechanic to fix the C1392 code on my Scion?
While some tasks like checking brake fluid can be done at home, correcting this code often requires specialized tools and expertise, so consulting a professional is advised.
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