AutoCodes – Toyota – P1604 2014 Toyota RAV4

P1604 2014 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 2014 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 2,210

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 06, 2022

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1604 2014 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 2014 Toyota RAV4 - Startability Malfunction - AutoCodes.com — P1604 2014 Toyota RAV4 Code - Startability Malfunction

What does this mean?

What are the Possible Causes of the DTC P1604 2014 Toyota RAV4?

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

How to Fix the DTC P1604 2014 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 2014 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 2014 Toyota RAV4 code?

Need more information on how to fix the P1604 2014 Toyota RAV4 code? Get Access to Factory Service Manuals

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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 2014 Toyota RAV4 Code

1. What is OBDII code P1604 in a 2014 Toyota RAV4?

OBDII code P1604 in a 2014 Toyota RAV4 indicates a Startability Malfunction, meaning there is an issue with the vehicle's ability to start.

2. What are the common symptoms of OBDII code P1604 in a 2014 Toyota RAV4?

Common symptoms of OBDII code P1604 in a 2014 Toyota RAV4 include difficulty starting the vehicle, engine stalling, and possible illumination of the Check Engine light.

3. What are the possible causes of OBDII code P1604 in a 2014 Toyota RAV4?

Possible causes of OBDII code P1604 in a 2014 Toyota RAV4 include a faulty engine control module (ECM), wiring issues, poor electrical connections, or a dead or weak battery.

4. How can I diagnose OBDII code P1604 in a 2014 Toyota RAV4?

Diagnosing OBDII code P1604 in a 2014 Toyota RAV4 typically involves using a diagnostic scanner to retrieve the code, checking the battery voltage, inspecting wiring and connections, and testing the ECM.

5. Can OBDII code P1604 in a 2014 Toyota RAV4 be fixed at home?

While some DIY enthusiasts may attempt to address OBDII code P1604 at home, it is recommended to consult a professional mechanic for proper diagnosis and repair to ensure the issue is resolved correctly.

6. Is it safe to drive with OBDII code P1604 in a 2014 Toyota RAV4?

It is not recommended to drive the vehicle with OBDII code P1604 present in a 2014 Toyota RAV4 as it can lead to starting issues, stalling, and potential safety hazards on the road.

7. How much does it cost to repair OBDII code P1604 in a 2014 Toyota RAV4?

The cost to repair OBDII code P1604 in a 2014 Toyota RAV4 can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Can a weak battery trigger OBDII code P1604 in a 2014 Toyota RAV4?

Yes, a weak or failing battery can potentially trigger OBDII code P1604 in a 2014 Toyota RAV4, as the ECM relies on proper voltage to function correctly and control the starting system.

9. How long does it take to repair OBDII code P1604 in a 2014 Toyota RAV4?

The repair time for OBDII code P1604 in a 2014 Toyota RAV4 can vary depending on the exact cause of the issue and the complexity of the repair, but it may take a few hours to a full day in some cases.

10. Can resetting the ECM clear OBDII code P1604 in a 2014 Toyota RAV4?

Resetting the ECM may temporarily clear OBDII code P1604 in a 2014 Toyota RAV4, but if the underlying issue is not addressed, the code is likely to reappear. It's crucial to diagnose and fix the root cause of the problem.