AutoCodes – Jeep – P0070 Jeep

P0070 Jeep Code - Ambient Air Temperature Signal Voltage Too High/Low

Quick Answer

The Powertrain Control Module (PCM) monitors the Ambient Air Temperature Sensor. Common causes include Faulty ambient air temperature sensor, Ambient air temperature sensor harness is open or shorted, Ambient air temperature sensor circuit poor electrical connection. 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: P0070 Jeep indicates Ambient Air Temperature Signal Voltage Too High/Low.
Common causes: Common causes include Faulty ambient air temperature sensor, Ambient air temperature sensor harness is open or shorted, Ambient air temperature sensor circuit poor electrical connection.
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 11,300

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 Oct 25, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P0070 Jeep Description

The Powertrain Control Module (PCM) monitors the Ambient Air Temperature Sensor. The PCM sets the OBDII code when the Ambient Air Temperature Sensor is not to factory specifications.

OBDII Code P0070 Jeep - Ambient Air Temperature Signal Voltage Too High/Low - AutoCodes.com — P0070 Jeep Code - Ambient Air Temperature Signal Voltage Too High/Low

What does this mean?

What are the Possible Causes of the DTC P0070 Jeep?

Faulty ambient air temperature sensor
Ambient air temperature sensor harness is open or shorted
Ambient air temperature sensor circuit poor electrical connection

How to Fix the DTC P0070 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 P0070 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.

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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.