Easy one-page printout for the garage or repair shop
This summary uses the existing diagnostic information shown in full below.
This code doesn't have a specific definition from the manufacturer, which means it might be a rare or less common issue.
The C1157 code is not officially defined by most vehicle manufacturers, indicating it could be a unique or uncommon issue.
C1157 is a chassis-related code that may pertain to a specific, less-documented issue within the vehicle's chassis system. It often requires manufacturer-specific diagnostic procedures.
• Warning light on the dashboard
• Unusual vehicle handling
• Inconsistent braking performance
• Faulty sensor or wiring
• Software glitch
• Uncommon mechanical failure
Chassis: The base frame of a motor vehicle.
OBD-II: On-Board Diagnostics, a standardized system for self-diagnostics and reporting in vehicles.
• Check for any related codes that might provide more context.
• Inspect the vehicle's chassis components for visible damage or wear.
• Consult manufacturer-specific diagnostic procedures.
• Replace or repair any faulty sensors or wiring.
• Update vehicle software if a glitch is identified.
• Repair or replace any damaged mechanical components.
• OBD-II scanner
• Multimeter
• Manufacturer-specific diagnostic tool
$100 - $500
Moderate
• Vehicle 1
• Vehicle 2
• Vehicle 3
• Regular maintenance checks
• Ensure software updates are applied
• Inspect chassis components periodically
Chassis Issue
• Consult with a professional mechanic for accurate diagnosis.
• Avoid driving aggressively until the issue is resolved.
Check with your vehicle manufacturer for warranty coverage related to chassis issues.
C1157 is an uncommon code with limited historical data available, often requiring manufacturer-specific insights.
Moderate – It is advisable to address this issue to ensure vehicle safety and performance.
Driving with a chassis issue can affect vehicle safety. Address the problem promptly to avoid potential hazards.
• Vehicle stationary
• Engine running
The specific component related to this code may vary and should be identified using manufacturer-specific diagnostics.
Q: What does a C1157 code mean?
A: C1157 is a chassis-related code that is not commonly defined by manufacturers, indicating a unique or less-documented issue.
Q: Can I drive with a C1157 code?
A: It's best to have the issue diagnosed and repaired to ensure safe vehicle operation.
Pro · Four-system diagnostics
A handheld scanner aimed at engine, transmission, ABS, and airbag diagnostic work.
Chassis and ABS faults usually need a scanner that can read brake-system data directly.
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Universal · Torque wrench
Useful when reassembly torque matters for wheel, suspension, and under-hood fasteners.
Useful when wheel, hub, or suspension hardware needs correct reassembly torque.
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Universal · Drive-on ramps
Helpful for safer access underneath the vehicle during exhaust, EVAP, and underbody inspection work.
Helpful for safer access during underbody inspection work.
View on AmazonThese are optional diagnostic tools, not guaranteed fixes. As an Amazon Associate I earn from qualifying purchases.