AutoCodes – Infiniti – P1212 2004 Infiniti G35

P1212 2004 Infiniti G35 Code - 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 2004 Infiniti G35 indicates 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 3,918

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 2004 Infiniti G35 Description

OBDII Code P1212 2004 Infiniti G35 - TCS Communication Line - AutoCodes.com — P1212 2004 Infiniti G35 Code - TCS Communication Line

What does this mean?

What are the Possible Causes of the DTC P1212 2004 Infiniti G35?

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 2004 Infiniti G35?

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 2004 Infiniti G35 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 2004 Infiniti G35 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 2004 Infiniti G35 Code

1. What does OBDII code P1212 mean on a 2004 Infiniti G35?

The P1212 code on a 2004 Infiniti G35 indicates a fault in the TCS (Traction Control System) Communication Line.

2. What are common symptoms of OBDII code P1212 on a 2004 Infiniti G35?

Common symptoms of P1212 may include the TCS (Traction Control System) warning light illuminating on the dashboard and potential traction control system malfunctions.

3. What are possible causes of OBDII code P1212 on a 2004 Infiniti G35?

Possible causes of P1212 include damaged wiring or connectors in the TCS circuit, a faulty TCS control unit, or issues with the ABS control module.

4. How can I diagnose the TCS Communication Line issue causing OBDII code P1212 on a 2004 Infiniti G35?

Diagnosing P1212 involves checking the wiring and connectors in the TCS circuit, testing the TCS control unit, and inspecting the ABS control module for faults.

5. Can I still drive my 2004 Infiniti G35 with OBDII code P1212?

It is not recommended to drive your vehicle with an active P1212 code, as it may lead to traction control system malfunctions and compromise safety.

6. How can I repair OBDII code P1212 on my 2004 Infiniti G35?

Repairing P1212 involves fixing any damaged wiring or connectors in the TCS circuit, replacing the faulty TCS control unit, or addressing issues with the ABS control module.

7. Can I reset OBDII code P1212 on my 2004 Infiniti G35 without fixing the underlying issue?

Resetting the code without fixing the underlying issue will likely result in the code reappearing once the system detects the fault again.

8. Is OBDII code P1212 specific to the 2004 Infiniti G35 model?

While P1212 is commonly associated with the 2004 Infiniti G35, it may also appear on other vehicles with traction control system communication line issues.

9. How much does it cost to repair OBDII code P1212 on a 2004 Infiniti G35?

The cost of repairing P1212 can vary depending on the extent of the issue and the specific components that need to be replaced. It's recommended to consult a professional for an accurate estimate.

10. Can a DIY enthusiast fix OBDII code P1212 on a 2004 Infiniti G35?

Depending on your skill level and access to tools, it may be possible to address simpler causes of P1212, such as checking and repairing wiring connections. For more complex issues, professional assistance is recommended.