AutoCodes – Jeep – P1160 Jeep

P1160 Jeep Code - Ignition Voltage

Quick Answer

The Powertrain Control Module (PCM) monitors the Ignition Voltage. Common causes include Fualty battery, Faulty Generator/Alternator Control, Alternator 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: P1160 Jeep indicates Ignition Voltage.
Common causes: Common causes include Fualty battery, Faulty Generator/Alternator Control, Alternator 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 2,418

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 23, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1160 Jeep Description

The Powertrain Control Module (PCM) monitors the Ignition Voltage. The Diagnostic Trouble Code (DTC) will set when the PCMS detects a voltage range outside operating limits.

OBDII Code P1160 Jeep - Ignition Voltage - AutoCodes.com — P1160 Jeep Code - Ignition Voltage

What does this mean?

What are the Possible Causes of the DTC P1160 Jeep?

Fualty battery
Faulty Generator/Alternator Control
Alternator harness is open or shorted
Alternator circuit poor electrical connection

How to Fix the DTC P1160 Jeep?

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 P1160 Jeep 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 P1160 Jeep 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.