Where is the theft deterrent fuel enable signal lost?
DTC P1626 Theft Deterrent Fuel Enable Signal Lost. The Vehicle Theft Deterrent system is designed to disable vehicle operation if the incorrect key or starting procedure is used. The Body Control Module enables the crank circuit to the starter and sends a signal to the PCM if the correct key is being used.
How to turn on theft deterrent in DTC p1626?
Go to Step 4 Go to Vehicle Theft Deterrent (VTD) System Checkin Theft Deterrent 4 Turn OFF the ignition. Disconnect the BCM connector. Refer to Body Control Module Replacementin Body Control System. Turn ON the ignition leaving the engine OFF.
What does no crank mean on DTC p1626?
The numbers below refer to the step numbers on the diagnostic table. An engine that does not crank and a DTC P1626 is set, indicates that there is a theft deterrent system condition. An incorrect ignition key or an incorrect starting procedure causes a no crank condition.
How to clear the DTC number on the scan tool?
Use the scan tool to clear the DTCs. Select the Diagnostic Trouble Code (DTC) option and the specific DTC option, thenenter the DTC number using the scan tool. Does the scan tool indicate that this diagnostic failed this ignition? Go to Step 3 Go to Diagnostic Aids 3 Does the engine crank? Go to Step 4
How to reset theft deterrent fuel enable signal?
The PCM has detected a loss of the state of health serial data message from the Theft Deterrent system. The PCM stores conditions which were present when the DTC set as Failure Records only. This information will not be stored as Freeze Frame Records. The DTC becomes history when the conditions for setting the DTC are no longer present.
What does DTC p1626 do to an engine?
DTC P1626 can cause a no-start condition or normal operation depending on when the loss of Theft Deterrent system communication was detected. The engine will continue to start and run if the condition that set DTC P1626 occurred after the PCM received a valid theft deterrent password from the BCM and already allowed fuel during the ignition cycle.
How is the vehicle theft deterrent ( VTD ) system implemented?
The Vehicle Theft Deterrent (VTD) system is incorporated within the body control module (BCM). The powertrain control module (PCM) monitors the state of health serial data message from the Theft Deterrent system to ensure that the PCM to BCM communications is established.
When does history DTC clear after 40 malfunctions?
The history DTC clears after 40 malfunction free warm-up cycles. The PCM receives a clear code command from the scan tool. Check for the following conditions:, • Intermittent short circuit on the serial data circuit — Refer to Data Link Communications Operation in Data Link Communications.
DTC P1626 Theft Deterrent Fuel Enable Signal Lost. The Vehicle Theft Deterrent system is designed to disable vehicle operation if the incorrect key or starting procedure is used. The Body Control Module enables the crank circuit to the starter and sends a signal to the PCM if the correct key is being used.
How does theft deterrent work on a car?
The Vehicle Theft Deterrent system is designed to disable vehicle operation if the incorrect key or starting procedure is used. The Body Control Module enables the crank circuit to the starter and sends a signal to the PCM if the correct key is being used.
What is the error code for theft deterrent?
Error Code P1631: Theft Deterrent Start Enable Signal Not Correct Error Code P1631 is defined as Theft Deterrent Start Enable Signal Not Correct. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes.