On Board Diagnosis Logic

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

This is an OBD-II self-diagnostic item.
Diagnostic trouble code "P0705 PNP SW/CIRC" with CONSULT-III is detected under the following conditions.

When TCM does not receive the correct voltage signal from the PNP switches 1, 2, 3 and 4 based on the gear position.
When the signal from monitor terminal of PNP switch 3 is different from PNP switch 3.