AutoCodes – Toyota – C1917 Toyota

C1917 Toyota Code - Rear Active Stabilizer Control ECU CAN Communication Stop

Quick Answer

The Active Stabilizer Suspension System uses CAN communication to gather information necessary for control functions. Common causes include Faulty Rear Active Stabilizer Control ECU, Rear Active Stabilizer Control ECU harness is open or shorted, Rear Active Stabilizer Control ECU 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: C1917 Toyota indicates Rear Active Stabilizer Control ECU CAN Communication Stop.
Common causes: Common causes include Faulty Rear Active Stabilizer Control ECU, Rear Active Stabilizer Control ECU harness is open or shorted, Rear Active Stabilizer Control ECU 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.

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Code Popularity 793

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1917 Toyota Description

The Active Stabilizer Suspension System uses CAN communication to gather information necessary for control functions. If a problem occurs in the CAN communication system, DTC C1917/25 is stored.

OBDII Code C1917 Toyota - Rear Active Stabilizer Control ECU CAN Communication Stop - AutoCodes.com — C1917 Toyota Code - Rear Active Stabilizer Control ECU CAN Communication Stop

What does this mean?

What are the Possible Causes of the DTC C1917 Toyota?

Faulty Rear Active Stabilizer Control ECU
Rear Active Stabilizer Control ECU harness is open or shorted
Rear Active Stabilizer Control ECU circuit poor electrical connection

How to Fix the DTC C1917 Toyota?

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 C1917 Toyota 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 C1917 Toyota code?

Need more information on how to fix the C1917 Toyota code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1917 Toyota code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1917 Toyota Code

What does the OBDII code C1917 indicate for a Toyota vehicle?

The C1917 code indicates a communication issue with the Rear Active Stabilizer Control ECU, which may affect the vehicle's stability control system.

What are the common symptoms of a C1917 code?

Common symptoms include a warning light on the dashboard, reduced effectiveness of the stability control system, and potential handling issues during driving.

What could cause the C1917 code to trigger?

Causes may include a faulty Rear Active Stabilizer Control ECU, wiring issues, poor connections, or problems with the vehicle's CAN (Controller Area Network) communication system.

How can I diagnose the C1917 code?

To diagnose the C1917 code, use an OBDII scanner to retrieve and confirm the code, check the wiring and connectors related to the Rear Active Stabilizer Control ECU, and test the ECU for proper operation.

Is it safe to drive a vehicle with the C1917 code?

While it may be safe to drive, the vehicle's stability control may be compromised, which can affect handling. It's advisable to have it inspected and repaired as soon as possible.

What are some common repair tips for the C1917 code?

Repair tips include inspecting and repairing any damaged wiring or connectors, replacing a faulty Rear Active Stabilizer Control ECU, and ensuring proper communication within the CAN system.

Can a weak battery cause a C1917 code?

Yes, a weak or failing battery can cause communication issues in the vehicle's electronic systems, potentially leading to the C1917 code being triggered.

How do I reset the C1917 code after repairs?

After completing repairs, you can reset the C1917 code using an OBDII scanner or by disconnecting the vehicle's battery for a short period, but ensure to address the underlying issue first.

What should I do if the C1917 code returns after repairs?

If the C1917 code returns, further diagnostics are needed to check for underlying issues, such as intermittent wiring faults or a defective ECU that may not have been resolved during the initial repair.