What does Startability malfunction mean?
DESCRIPTION. This DTC is stored when the engine does not start even though the STA signal is input or when the engine takes a long time to start, and when the engine speed is low or the engine stalls just after the engine starts.
What is code P1604 Toyota?
P1604 is just a general Startability Malfunction trouble code. Start by servicing your ground connections underneath battery to chassis, driver’s side strut tower, and driver’s side engine head.
What does engine code P1603 mean?
TCU communication
OBD-II code P1603 indicates an issue with TCU communication. There are communications that exist between the engine control module, or ECM, and the transaxle control module, or TCM. This communication is done through a control area network, or CAN. There is a poor electrical connection between the TCM and ECM.
How do I fix code P1603?
Possible solutions of the DTC code P1603 Check with an automotive scanner if additional DTCs are configured to P1603 that indicate a failure of a specific fuel system component. Diagnose them in the order shown on the scanner. Check the intake system connections and check the system for air leaks. Repair as necessary.
When to use the p1604 startability code?
The P1604 code is stored if the engine does not start or continues to crank without starting for a certain period of time. The P1604 code is also stored if the vehicle has run out of fuel.
What does the p1604 code mean on a Toyota?
The P1604 code is stored if the engine does not start or continues to crank without starting for a certain period of time. The P1604 code is also stored if the vehicle has run out of fuel. It is necessary to check whether there was enough fuel in the fuel tank before performing this inspection.
When to use the DTC p1604 ECD?
In contrast to normal malfunction diagnosis for components, circuits and systems, DTC P1604 is used to determine the malfunctioning area from the problem symptoms and freeze frame data when the user mentions problems such as starting difficulty.
What is the code for startability malfunction?
It is defined as Startability Malfunction. However, I am not having a startability problem at all, and it runs great. Also it is not triggering the MIL. It just lurks and shows up on the scan tool. None of the parameters seem abnormal. I’ve cleared the code but it likes to show up again somewhat later.