Chrysler Error Code P1597: How to Fix It
Medium 1-2 hours Low Severity
Verified June 2026
- Error Code
- P1597
- Brand
- Chrysler
- Product Type
- automotive
- Severity
- Low
- DIY Difficulty
- Medium
- Estimated Fix Time
- 1-2 hours
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Tools You'll Need
- OBD2 scanner
- Multimeter
- Basic hand tools
- Socket set
- Wire strippers
- Electrical tape
How to Fix Error Code P1597
-
Scan and Clear Codes
Always park on level ground with the parking brake engaged before performing diagnostics. -
Check Cruise Control Operation
Only test cruise control in safe driving conditions with light traffic. -
Inspect Steering Wheel Wiring
Disconnect the battery negative terminal and wait 10 minutes before working near the airbag system to prevent accidental deployment. -
Test Switch Continuity
-
Check Wiring Harness
-
Replace Faulty Components
Ensure all airbag system connectors are properly seated before reconnecting the battery. -
Clear Codes and Test
Parts You May Need
Cruise control switch assembly
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Automotive electrical wire
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Electrical connectors
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Cruise control switch assembly
Check Price on Amazon
Automotive electrical wire
Check Price on Amazon
Electrical connectors
Check Price on Amazon
Cruise control switch assembly
Check Price on Amazon
Automotive electrical wire
Check Price on Amazon
Electrical connectors
Check Price on Amazon
Cruise control switch assembly
Check Price on Amazon
Automotive electrical wire
Check Price on Amazon
Electrical connectors
Check Price on Amazon
Cruise control switch assembly
Check Price on Amazon
Automotive electrical wire
Check Price on Amazon
Electrical connectors
Check Price on Amazon
Cruise control switch assembly
Check Price on Amazon
Automotive electrical wire
Check Price on Amazon
Electrical connectors
Check Price on Amazon
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When to Call a Professional
Call a professional mechanic if you're uncomfortable working around airbag systems, if the wiring damage is extensive throughout the steering column, or if the problem persists after replacing the switches and checking all wiring connections.Frequently Asked Questions
Can I still drive my Chrysler with error code P1597?
Yes, you can safely drive your vehicle with P1597. This code only affects cruise control functionality and won't impact engine performance, braking, or steering. However, your cruise control system will not work until the issue is resolved.
How much does it cost to fix Chrysler P1597 error code?
Repair costs typically range from $100-400 depending on the cause. A cruise control switch replacement costs $50-150 for parts plus labor. If extensive wiring repair is needed, costs can be higher due to additional labor time.
What causes Chrysler cruise control switch to fail?
Common causes include normal wear from frequent use, exposure to moisture or spills on the steering wheel, electrical shorts from damaged wiring, and age-related deterioration of switch contacts. Cold weather can also cause temporary switch failures.
Will P1597 code cause my Chrysler to fail inspection?
In most states, P1597 will not cause an emissions test failure since it's not related to emissions controls. However, some states may fail vehicles for any stored diagnostic trouble codes, so check your local inspection requirements.
How do I prevent cruise control switch problems in my Chrysler?
Keep the steering wheel clean and dry, avoid using excessive force when pressing cruise control buttons, and have your vehicle's electrical system inspected during regular maintenance. Address any steering wheel electrical issues promptly to prevent further damage.