B1166

OBD Code B1166

Reference page • No vehicle-specific data yet

DIY Diagnostic Guide

Step-by-step checklist with tools and expected values

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Owner Data Insights

Most Effective Fixes for B1166

Based on 4 owner reports. Success rates show how often each fix resolved the issue.

#1Mirror

50% success

4 reports

Start with the highest success rate fix when diagnosing B1166. If that doesn't resolve the issue, work down the list.

Frequently Appears With B1166

These codes often appear together in owner reports. Check these if you see B1166.

U2100
4 reports
U2010
4 reports
B1165
4 reports
B1087
4 reports

Based on analysis of 16 owner reports where multiple codes appeared together.

B1166 Issues by Vehicle

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Reference Information Only

This is a general OBD-II code reference. We're actively collecting real owner experiences and repair data for this code. Check back soon for vehicle-specific troubleshooting guides.