Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.

Ignition OFF, open the hood to disable the Auto-Stop function. Refer to Hybrid Modes of Operation Description .
Ignition ON, verify the scan tool hood position parameter displays Open.
- If the hood position does not display Open, refer to Diagnostic Trouble Code (DTC) List - Vehicle for DTC P254F.
Engine idling at operating temperature, observe the DTC information with a scan tool. DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 should not set.
Move the related harnesses and connectors for the knock sensor circuits while observing the scan tool parameters listed below. The parameters should say NO.
- Knock Detected Cyl. 1
- Knock Detected Cyl. 2
- Knock Detected Cyl. 3
- Knock Detected Cyl. 4
- Knock Detected Cyl. 5
- Knock Detected Cyl. 6
- Knock Detected Cyl. 7
- Knock Detected Cyl. 8
  - If the parameters change, repair the wiring or the harness connectors.
Observe the DTC information with a scan tool. DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 should not set.
Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.