AutoCodesToyota – P1604 2013 Toyota RAV4

P1604 2013 Toyota RAV4 Code - Startability Malfunction

Quick Answer

The P1604 code is stored if the engine does not start 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. Common causes include Low Battery charge, Starting system, Low quality fuel. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1604 2013 Toyota RAV4 indicates Startability Malfunction.
Common causes
Common causes include Low Battery charge, Starting system, Low quality fuel.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 4,390
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 06, 2022
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Code P1604 2013 Toyota RAV4 Description

The P1604 code is stored if the engine does not start 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. 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.
OBDII Code P1604 2013 Toyota RAV4 - Startability Malfunction - AutoCodes.com
P1604 2013 Toyota RAV4 Code - Startability Malfunction

What are the Possible Causes of the DTC P1604 2013 Toyota RAV4?

  • Low Battery charge
  • Starting system
  • Low quality fuel
  • Clogged Fuel filter
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P1604 2013 Toyota RAV4?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1604 2013 Toyota RAV4 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1604 2013 Toyota RAV4 code?

Need more information on how to fix the P1604 2013 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1604 2013 Toyota RAV4 Code

What does the OBDII code P1604 mean on a 2013 Toyota RAV4?

The P1604 code indicates a "Startability Malfunction," meaning the engine had difficulty starting or took longer than expected to start.

What are the common symptoms of the P1604 code in a Toyota RAV4?

Symptoms may include difficulty starting the engine, extended cranking time, the engine not starting at all, or the check engine light being illuminated.

What causes the P1604 Startability Malfunction code?

Possible causes include a weak or failing battery, a malfunctioning starter motor, fuel delivery issues (such as a clogged fuel filter), or ignition problems like bad spark plugs.

Can a weak battery trigger the P1604 code in a 2013 Toyota RAV4?

Yes, a weak or low-charge battery is a common cause of the P1604 code since it can prevent the engine from cranking properly.

How do I fix the P1604 code on my Toyota RAV4?

Start by checking the battery and ensuring it’s fully charged. If the battery is fine, inspect the starter, fuel delivery system, ignition components, and any wiring or connections for faults.

Will the P1604 code clear itself after repairs?

If the underlying issue is fixed, the code may clear itself after multiple successful starts. However, you can also use an OBDII scanner to manually clear it.

Can bad spark plugs cause the P1604 code?

Yes, worn or fouled spark plugs can contribute to difficulty starting the engine, which may trigger the P1604 code.

Is it safe to drive with a P1604 code on a Toyota RAV4?

Driving with this code may be possible but not recommended, as the engine could fail to start completely if the issue worsens.

How much does it cost to repair a P1604 code?

Repair costs vary depending on the cause, ranging from $100 for a battery replacement to $500+ for more complex issues like a faulty starter motor.

Can cold weather cause the P1604 code to appear?

Yes, cold weather can strain the battery and starter motor, potentially leading to starting difficulties and triggering the P1604 code.

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