DTC Troubleshooting: P0141 (65)

  1. Measure the voltage between secondary HO2S (Sensor 2) 4P connector terminals No. 3 and No. 4.
Is there battery voltage?
YES -
Go to Step 12 .
NO -
Go to Step 16 .
  1. Turn the ignition switch to LOCK (0).
  1. Jump the SCS line with the HDS.
  1. Disconnect ECM/PCM connector B (44P).