GSIC - Global Service Information Center

# 2TR-FE EMISSION CONTROL > SERVICE DATA

Air pump assembly:

  Tester connection | Specified Condition
  1 - 2 | 0.44 to 1.0 Ω at 20°C (68°F)
  1 - Body ground 2 - Body ground | 10 MΩ or higher

Air switching valve:

  Tester connection | Specified Condition
  1 - 2 | 4.5 to 5.5 Ω at 20°C (68°F)
  1 - Body ground 2 - Body ground | 1 MΩ or higher

Vacuum switching valve:

  Tester connection | Specified Condition
  1 - 2 | 26 to 30 Ω at 20°C (68°F)
  1 - Body ground 2 - Body ground | 10 MΩ or higher

Air fuel ratio sensor:

  Tester connection | Specified Condition
  1 (HT) - 2 (+B) | 1.8 to 3.4 Ω at 20°C (68°F)

Heated oxygen sensor:

  Tester connection | Specified Condition
  1 (HT) - 2 (+B) | 11 to 16 Ω at 20°C (68°F)