2024年12月11日 · P0449, P0452, P0453, P1112, P1114, or P1120 are not set. The ignition voltage is between 10-18 volts. The barometric pressure (BARO) is more than 75 kPa. The fuel level is between 15-85 percent. The engine coolant temperature (ECT) is between 4-30°C (39-86°F). The intake air temperature (IAT) is between 4-30°C (39-86°F).

2023年10月1日 · 2nd Generation S-series (1995-2005) Tech - Discuss 2nd generation S-series (1995-2005) general tech topics here.

2023年4月24日 · DTC P0452 Circuit Description The fuel tank pressure (FTP) sensor measures the difference between the air pressure or vacuum in the evaporative emission (EVAP) system, and the outside air pressure. The control module supplies a 5-volt reference and a low reference circuit to the FTP sensor. The FTP sensor signal circuit voltage varies

2007年4月10日 · General Tech Help - Good at troubleshooting? Have a non specific issue? Discuss general tech topics here.

2024年8月23日 · General Chat - Chat about all things Blazer (and related vehicles). Off-topic stuff should be in the lounge, and all mechanical problems should be posted in the proper forum.

2023年10月28日 · Lighting & Electrical - Post your lighting and chassis/engine electrical questions here. Any audio/video questions should be posted in the 'Audio/Video Electronics' section.

2019年10月16日 · P0122, P0123, P0200, P0300, P0440, P0442, P0446, P0452, P0453, or P1441 are not set. The HO2S voltage is between 425-475 mV at engine startup. The intake air temperature (IAT) and the engine coolant temperature (ECT) are less than 50°C (122°F), and are within 8°C (14.5°F) of each other at engine start-up.

DTC P0446 System Description This DTC tests the evaporative emission (EVAP) system for a restricted or blocked EVAP vent path.