P1133 Diagnostic Trouble Code Discussion for January 2007
Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching
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| Help Request | Posted | |
| 1995 Chevrolet Blazer 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: 1GNCT18WXS P1133: same. had new goodwrench motor about 40,000 miles ago. customer brought in with ses lite on, and bad misfire. we checked cap ,rotor and wires,(which customer had reused with new engine) and replaced them and the plugs , #2 plug was severly fuel fouled. the data stre... |
January 25, 2007 |
