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B1370
Overview
Code
B1370
Code Type
B
Code Class
B0
System
Body, Electrical
Severity Level
High
Emissions Related
false
Drivability Impact
Major
Diagnostic Protocol
OBD2
Freeze Frame Useful
false
Code Definition
Diagnostic trouble code B1370 indicates an ignition switch circuit malfunction
Symptoms
No start; Intermittent electrical power
Overview applies to this diagnostic code.
Affected Systems
On This Page
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Code Definition
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Symptoms
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Affected Systems
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Possible Causes
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Diagnostic Steps
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Drive Safety Notes
More Resources
Ignition power distribution
Possible Causes
Faulty ignition switch; Wiring issues
Diagnostic Steps
1 Inspect ignition switch signals; 2 Test power output; 3 Check wiring for shorts/open; 4 Replace ignition switch if faulty
Drive Safety Notes
Vehicle may fail to start unexpectedly
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