← View Generic P1378 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2017 Toyota CAMRY
P1378: P1378: Fuel Pressure Regulator Control Circuit Low
on 2017 Toyota CAMRY
Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2017 Toyota
CAMRY
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Important for 2017 Toyota CAMRY Owners
Before starting repairs, verify which engine your 2017 Toyota CAMRY has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does P1378 Mean on 2017 Toyota CAMRY?
The fuel pressure regulator control circuit is low, indicating a problem with the fuel pressure regulator or its control circuit. This code is specific to Ford vehicles. (Ford)
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Symptoms
- • Rough idle
- • poor engine performance
- • decreased fuel efficiency
- • engine stalling
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Common Causes
- • Faulty fuel pressure regulator
- • clogged fuel filter
- • low fuel pressure
- • faulty fuel pump
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How to Fix P1378 on 2017 Toyota CAMRY
Check fuel pressure, replace fuel pressure regulator, clean or replace fuel filter, check fuel pump
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Need Maintenance Info for Your CAMRY?
Get oil capacity, filter specs, and torque settings for your specific 2017 Toyota CAMRY.
View 2017 Toyota CAMRY SpecsParts for 2017 Toyota CAMRY
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with P1378
P1376
Sequential Code
P1376: Fuel Pressure Regulator Control Circuit Low Input
Medium
P1377
Sequential Code
P1377: Fuel Pressure Regulator Control Circuit Low
Medium
P1379
Sequential Code
P1379: Fuel Pressure Regulator Control Circuit Low Input
Medium
P1380
Sequential Code
P1380: Fuel Pressure Regulator Control Circuit Low Input
Medium
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system