Conditions Which Generate This Code:
The ECM detects the following conditions:
• The idle shutdown timer has expired and the engine has shut down.
• The “Idle Shutdown Time” parameter is programmed to at least three minutes.
• Vehicle speed is 0 mph.
• Coolant temperature is greater than 38 C (100.4 F).
The ECM remains powered after the engine shutdown. “COUNTING” will be displayed next
to the status for “Idle Shutdown Status” on the electronic service tool.
Customer Passwords are required to clear this diagnostic code.
Possible Performance Effect:
The engine is shut down.
Perform the following diagnostic procedure: “Idle Shutdown Timer – Test”
• OK – STOP.