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2003 Toyota Tacoma S-Runner 3.4L MIL Lamp on
In March 08 I received a P0136 code and replaced the Bank 1 sensor 2 with a Bosch O2 sensor. The vehicle then passed inspection. 6 weeks later the vehicle exhibited a P0420 code. I replaced both sensor 1 and sensor 2 (2nd time) with Bosch parts which did not f...
FIX posted 9/11/2008
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Message Closed w/FIX
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19 Replies Received
19 Replies Received
Related Documents & Media | VIN | 5TEWN72N23 |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
| Misc. | Extended Cab |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2003 Toyota Tacoma S-Runner
| VIN | 5TEWN72N23 |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
| Misc. | Extended Cab |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Video