P1152 Audi Code - Bank 1 Long Term Fuel Trim Range 2 Lean Lower Limit Exceeded
Quick Answer
P1152 Audi indicates Bank 1 Long Term Fuel Trim Range 2 Lean Lower Limit Exceeded. Common causes include Low fuel pressure or volumn, Check engine for vacuum leaks, Blocked or failed fuel injector(s). 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
- P1152 Audi indicates Bank 1 Long Term Fuel Trim Range 2 Lean Lower Limit Exceeded.
- Common causes
- Common causes include Low fuel pressure or volumn, Check engine for vacuum leaks, Blocked or failed fuel injector(s).
- 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 P1152 Audi Description
What are the Possible Causes of the DTC P1152 Audi?
- Low fuel pressure or volumn
- Check engine for vacuum leaks
- Blocked or failed fuel injector(s)
- Mass Air Flow (MAF) sensor failure
How to Fix the DTC P1152 Audi?
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 P1152 Audi 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 P1152 Audi code?
Need more information on how to fix the P1152 Audi code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1152 Audi code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1152 Audi Code
What does the OBDII code P1152 mean on an Audi?
P1152 indicates that Bank 1's long-term fuel trim in Range 2 has exceeded the lower limit, meaning the engine is running too lean.
What are the common symptoms of P1152 on an Audi?
Symptoms may include poor fuel economy, rough idling, hesitation during acceleration, and a potential check engine light.
What causes the P1152 code on an Audi?
Common causes include vacuum leaks, a faulty fuel injector, a failing oxygen sensor, low fuel pressure, or intake manifold gasket issues.
Can a dirty MAF sensor trigger P1152 on an Audi?
Yes, a dirty or faulty mass airflow (MAF) sensor can provide incorrect air readings, causing the engine to run lean and trigger P1152.
How can I diagnose the P1152 code on an Audi?
Start by checking for vacuum leaks, inspecting the MAF sensor, verifying fuel pressure, and testing the oxygen sensor for proper functionality.
What repairs are needed to fix P1152 on an Audi?
Repairs may include fixing vacuum leaks, replacing the oxygen sensor, cleaning or replacing the MAF sensor, or repairing fuel delivery issues.
Can driving with the P1152 code cause damage to my Audi?
Yes, driving with a lean condition for an extended period can lead to engine overheating or damage due to insufficient fuel supply.
Is P1152 specific to Audi vehicles?
No, P1152 may occur on other vehicles, but the exact definition and diagnosis steps can vary depending on the make and model.
Can a fuel system cleaning resolve P1152 on an Audi?
In some cases, cleaning the fuel injectors or the fuel system may help resolve the issue, especially if the lean condition is caused by injector clogging.
Should I replace the oxygen sensor if I get a P1152 code?
While a failing oxygen sensor can cause P1152, you should test the sensor first. Replacing it without proper diagnosis may not fix the issue.
Discuss the causes and fixes for P1152 Audi OBDII Code
Code P1152 Audi comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
