AutoCodes – Nissan – P1212 2011 Nissan Altima Sedan

P1212 2011 Nissan Altima Sedan Code - ABS/TCS Communication Line

Quick Answer

This Control Area Network (CAN) communication line is used to control the smooth engine operation during the Anti-Lock Brake System (ABS) or Traction Control System (TCS) operation. Common causes include Dead (Weak) battery, Faulty ABS actuator and electric unit (control unit), ABS actuator and electric unit 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: P1212 2011 Nissan Altima Sedan indicates ABS/TCS Communication Line.
Common causes: Common causes include Dead (Weak) battery, Faulty ABS actuator and electric unit (control unit), ABS actuator and electric unit 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.

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Code Popularity 3,705

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 Jul 13, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1212 2011 Nissan Altima Sedan Description

OBDII Code P1212 2011 Nissan Altima Sedan - ABS/TCS Communication Line - AutoCodes.com — P1212 2011 Nissan Altima Sedan Code - ABS/TCS Communication Line

What does this mean?

What are the Possible Causes of the DTC P1212 2011 Nissan Altima Sedan?

Dead (Weak) battery
Faulty ABS actuator and electric unit (control unit)
ABS actuator and electric unit harness is open or shorted
ABS actuator and electric unit circuit poor electrical connection

How to Fix the DTC P1212 2011 Nissan Altima Sedan?

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 does this mean?

Code Tech Notes

Start by checking the battery charge and terminal connection. Weak or dead battery could cause poor Control Area Network (CAN) communication.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1212 2011 Nissan Altima Sedan 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 P1212 2011 Nissan Altima Sedan code?

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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 P1212 2011 Nissan Altima Sedan Code

1. What does the OBDII code P1212 indicate on a 2011 Nissan Altima Sedan?

- Code P1212 on a 2011 Nissan Altima Sedan indicates a communication issue in the ABS/TCS (Anti-lock Braking System/Traction Control System) communication line, suggesting a problem in the network that connects these systems.

2. What are common symptoms of code P1212 in a 2011 Nissan Altima Sedan?

- Common symptoms include the ABS and traction control warning lights illuminating on the dashboard, possible loss of anti-lock brake functionality, and reduced traction control effectiveness.

3. What can cause the P1212 code to appear on a 2011 Nissan Altima Sedan?

- Potential causes include faulty ABS or TCS control modules, damaged wiring in the communication lines, or poor connections within the network connecting these systems.

4. How can I troubleshoot the P1212 code in my 2011 Nissan Altima Sedan?

- Start by checking the wiring and connectors for any signs of damage or corrosion. Inspect the ABS and TCS modules for faults. A professional scan tool may be required to further diagnose communication issues between modules.

5. Is it safe to drive my 2011 Nissan Altima Sedan with the P1212 code active?

- While the vehicle can be driven, it is not recommended to do so without ABS and TCS fully operational, as it could compromise vehicle stability and braking effectiveness, especially in poor driving conditions.

6. What steps are involved in repairing the P1212 code on a 2011 Nissan Altima Sedan?

- Repairing this code typically involves diagnosing and fixing the communication issues, which could include repairing or replacing damaged wires, connectors, or control modules related to the ABS/TCS systems.

7. How much does it typically cost to fix the P1212 code in a 2011 Nissan Altima Sedan?

- The cost can vary widely depending on the exact nature of the fault. Simple wiring repairs might cost a few hundred dollars, while replacing a control module could run into the thousands.