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1996 Lexus LS400 4.0L MIL Lamp on
This lexus has a po171 code that comes back after a couple days.[...] have been changed and MAF has been [...] pressure is 40 psi at idle and 44 psi when regulator vac. is unplugged [...] readings are good and no vac. leaks are found. ST fuel trim readings for...
FIX posted 4/8/2004
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Message Closed w/FIX
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4 Replies Received
Related Documents & Media | VIN | JT8BH22F8T |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
1996 Lexus LS400
| VIN | JT8BH22F8T |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Video