C1135 Infiniti Code - CAN Communication Line Or TCM
Quick Answer
ABS Actuator and Electric Unit (Control Unit) and Engine Control Module (ECM) exchange the engine signal with Control Area Network (CAN) communication line. Common causes include Faulty Engine Control Module (ECM), Faulty ABS Actuator and Electric Unit (Control Unit), Control Area Network (CAN) communication line. 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
- C1135 Infiniti indicates CAN Communication Line Or TCM.
- Common causes
- Common causes include Faulty Engine Control Module (ECM), Faulty ABS Actuator and Electric Unit (Control Unit), Control Area Network (CAN) communication line.
- 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 C1135 Infiniti Description
What are the Possible Causes of the DTC C1135 Infiniti?
- Faulty Engine Control Module (ECM)
- Faulty ABS Actuator and Electric Unit (Control Unit)
- Control Area Network (CAN) communication line
- Blown Engine Control Module (ECM) fuse
How to Fix the DTC C1135 Infiniti?
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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1135 Infiniti 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 C1135 Infiniti Code
1. What does the OBDII code C1135 mean on an Infiniti?
C1135 indicates a problem with the CAN (Controller Area Network) communication between the TCM (Transmission Control Module) and other control modules in the vehicle.
2. What are the common symptoms of the C1135 code on an Infiniti?
Common symptoms include the Check Engine Light turning on, issues with shifting gears, erratic transmission behavior, or the vehicle entering limp mode.
3. What causes the C1135 code to appear in an Infiniti?
The code is typically caused by a faulty TCM, damaged or corroded wiring, a malfunctioning CAN communication line, or poor electrical connections.
4. How do I diagnose the C1135 code on my Infiniti?
Start by checking the wiring and connectors for damage or corrosion, inspect the CAN communication lines, and test the TCM for functionality using a scan tool.
5. Can I still drive my Infiniti with the C1135 code?
While the vehicle may be drivable, it’s not recommended as the transmission may not function properly, leading to potential safety hazards or further damage.
6. How do I fix the C1135 code on an Infiniti?
Repairs may include replacing damaged wiring or connectors, repairing the CAN communication line, or replacing the TCM if it’s determined to be faulty.
7. How much does it cost to repair the C1135 code on an Infiniti?
Repair costs vary depending on the issue but typically range from $100 for minor wiring repairs to over $1,000 if the TCM needs replacement.
8. Can a weak battery cause the C1135 code to appear in an Infiniti?
Yes, a weak or failing battery can cause voltage drops that disrupt CAN communication, potentially triggering the C1135 code.
9. Do I need to reprogram the TCM after replacing it for the C1135 code?
Yes, in most cases, the new TCM will need to be programmed to match your vehicle’s specifications using specialized equipment.
10. Can clearing the code with a scan tool fix the C1135 issue?
Clearing the code may temporarily reset the warning, but the underlying issue must be resolved to prevent the code from returning.
Discuss the causes and fixes for C1135 Infiniti OBDII Code
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