Startability Malfunction
Table of contents
P1604 TOYOTA Possible Causes
- Low Battery charge
- Starting system
- Low quality fuel
- Clogged Fuel filter
- Faulty Engine Control Module (ECM)
How do I fix code P1604 TOYOTA?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
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Cost of diagnosing the P1604 TOYOTA code
The cost of diagnosing the P1604 TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1604 TOYOTA Description
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.