TA9 - Check PNP Switch
- Key "OFF".
- Breakout box installed, Powertrain Control Module (PCM) disconnected.
- Locate the Park Neutral Position (PNP) switch.
- Disconnect vehicle harness from the PNP switch and measure resistance across the switch.
- Is resistance less than 5.0 ohms?
Yes -- Service open in vehicle harness PNP circuit. Remove breakout box. Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)
No -- Replace PNP switch. Remove breakout box. Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)