AutoCodes – Generic – P1316

P1316 Code - Injector Driver Module Codes Detected

Quick Answer

The Injector Driver Module (IDM) provides EF output signal to the Powertrain Control Module (PCM) to confirm the proper timing/duration of Fuel Delivery Command Signal (FDCS) was received. Common causes include Faulty Injector Driver Module (IDM) Relay, Faulty Injector Driver Module, Injector Driver Module harness is open or shorted. 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: P1316 indicates Injector Driver Module Codes Detected.
Common causes: Common causes include Faulty Injector Driver Module (IDM) Relay, Faulty Injector Driver Module, Injector Driver Module harness is open or shorted.
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 35,146

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 Jul 07, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1316 Description

The Injector Driver Module (IDM) provides EF output signal to the Powertrain Control Module (PCM) to confirm the proper timing/duration of Fuel Delivery Command Signal (FDCS) was received. Additionally, EF signal is used to send diagnostics of IDM and electrical circuits of injectors to PCM. The Diagnostic trouble code (DTC) P1316 indicates that codes are stored in the IDM.

OBDII Code P1316 - Injector Driver Module Codes Detected - AutoCodes.com — P1316 Code - Injector Driver Module Codes Detected

What does this mean?

What are the Possible Causes of the DTC P1316?

Faulty Injector Driver Module (IDM) Relay
Faulty Injector Driver Module
Injector Driver Module harness is open or shorted
Injector Driver Module circuit poor electrical connection
Faulty Powertrain Control Module (PCM)

How to Fix the DTC P1316?

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 P1316 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 P1316 code?

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Need Help with the Code?

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Information for Specific Makes

P1316 Acura — Spark Plug Voltage Detection Circuit Malfunction Front Bank 2
P1316 Ford — Injector Driver Module Codes Detected
P1316 Honda — Spark Plug Voltage Detection Circuit Malfunction Front Bank 2
P1316 Hyundai — Ignition Coil 3
P1316 Jaguar — Misfire Excess Emission

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.