What does 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.
What is engine stall history?
Engine Stall History. DESCRIPTION. When the fuel pressure in the common rail drops below the threshold and the engine stalls, this DTC is stored. It is necessary to check if the vehicle has run out of fuel before performing troubleshooting, as this DTC is also stored when the engine stalls due to running out of fuel.
What is a Startability malfunction?
Startability Malfunction. DESCRIPTION. This DTC is stored if the engine does not start or continues to crank without starting for a certain period of time. This DTC 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 …
What is starting malfunction?
Toyota Venza: Startability Malfunction (P1604) 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 are the causes of trouble code p1603?
Possible causes of trouble code P1603 include: 1 Faulty transaxle control module (TCM) 2 Faulty engine control module (ECM) 3 Harness running from the TCM to the ECM has a short 4 There is a poor electrical connection between the TCM and ECM
What causes a p1603 Toyota engine to stall?
P1603 TOYOTA Possible Causes 1 Air Leak in Intake System 2 Faulty Mass Air Flow (MAF) sensor 3 Faulty Engine Coolant Temperature Sensor 4 Faulty Fuel Pump 5 Faulty Throttle Body Assembly 6 Faulty Engine Control Module (ECM) More
How much does it cost to diagnose a p1603 code?
Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. The cost of diagnosing the P1603 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
How much does it cost to repair a p1603 Toyota engine?
The cost of diagnosing the P1603 TOYOTA code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.