DTC P0133: 1/1 O2 Sensor Slow Response: Notes
NOTE:
For circuit identification and wiring diagram, see WIRING DIAGRAMS article. If Powertrain Control Module (PCM) is replaced, PCM must be reprogrammed. See PROGRAMMING
. After each repair procedure has been completed, reconnect all components. Perform POWERTRAIN VERIFICATION TEST VER-5
under VERIFICATION TESTS to ensure system is functioning properly.
NOTE:
1/1 HO2S may also be referred to as an upstream oxygen sensor. On 4.0L, 1/1 HO2S is located in front exhaust manifold. On 4.7L, 1/1 HO2S is located in left (driver's side) exhaust downpipe in front of catalytic converter.