C1916 Toyota Code - Malfunction In Rear Active Stabilizer Control ECU Local CAN Transmission
Quick Answer
The Front Active Stabilizer Control ECU and Rear Active Stabilizer Control ECU communicate through CAN communication (local CAN bus). 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
- C1916 Toyota indicates Malfunction In Rear Active Stabilizer Control ECU Local CAN Transmission.
- 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.
Code C1916 Toyota Description
What are the Possible Causes of the DTC C1916 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 C1916 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 C1916 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.
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Frequently Asked Questions about C1916 Toyota Code
1. What does the OBDII code C1916 mean on a Toyota?
C1916 indicates a malfunction in the Rear Active Stabilizer Control ECU's local CAN (Controller Area Network) communication, which affects the vehicle’s active stabilizer system.
2. What are the common symptoms of code C1916 in a Toyota?
Common symptoms include an illuminated check engine light, active stabilizer system warning light, reduced vehicle stability during cornering, and possible loss of active stabilizer function.
3. What causes the C1916 code to appear in a Toyota?
The most common causes are faulty wiring or connectors in the CAN communication circuit, a malfunctioning Rear Active Stabilizer Control ECU, or poor electrical grounding.
4. Can I drive my Toyota with the C1916 code active?
It is possible to drive the vehicle, but stability and handling may be compromised, especially during cornering. Immediate diagnosis and repair are recommended to ensure safety.
5. How do you diagnose the C1916 code in a Toyota?
Diagnosis typically involves scanning the vehicle with an OBDII tool, inspecting the CAN communication wiring and connectors, and testing the Rear Active Stabilizer Control ECU for proper functionality.
6. What repairs are needed to fix the C1916 code?
Repairs may include repairing or replacing damaged wiring, reconnecting loose connectors, resetting the system, or replacing the Rear Active Stabilizer Control ECU if it is faulty.
7. Will clearing the C1916 code fix the issue permanently?
No, simply clearing the code will not address the underlying problem. The cause of the malfunction must be diagnosed and repaired to prevent the code from returning.
8. How much does it typically cost to fix the C1916 code?
Repair costs vary depending on the issue but can range from $100 to $1,000, depending on whether it's a simple wiring repair or a complete ECU replacement.
9. Can a weak battery cause the C1916 code in a Toyota?
A weak or failing battery can contribute to communication issues in the CAN network, potentially triggering the C1916 code. Ensure the battery is in good condition.
10. Is the C1916 code specific to certain Toyota models?
The C1916 code is commonly associated with Toyota models equipped with an active stabilizer system, such as certain Highlander and Land Cruiser models. Check your vehicle’s manual for system specifics.
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