Injector Circuit Low - Cylinder 11
The P0293 code means the vehicle's onboard diagnostic system has detected: Injector Circuit Low - Cylinder 11. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $200 - $800 (parts and labor)
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Common Symptoms
- Check Engine Light illuminated
- Cylinder 11 misfire
- Rough idle
- Rich condition on affected bank
Probable Causes (Ranked by Likelihood)
- Short to ground in cylinder 11 wiring Very High
- Internally shorted injector High
- Corroded connector Moderate
- PCM driver shorted Low
Step-by-Step Diagnostic Procedure
-
Measure injector resistance.
-
Check for short to ground.
-
Inspect connector.
-
Compare to other injectors.
Frequently Asked Questions
Are V12 injector circuits harder to diagnose?
The diagnostic process is the same, but accessing cylinder 11 on a V12 may require more disassembly due to the tightly packaged engine bay.
Can I swap V12 injectors for testing?
Yes, if the injectors are the same type, swapping is an effective diagnostic tool regardless of engine size.
How much is V12 injector replacement?
V12 injectors can cost $100-$400 each, with labor of $500-$2,000 depending on accessibility.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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