P1E00: Hybrid Powertrain Control Module Requested MIL Illumination
5 vehicles · 3 makes
P1E00 is an OBD-II diagnostic trouble code meaning “Hybrid Powertrain Control Module Requested MIL Illumination.” The hybrid powertrain control module has requested the check engine light. Usually accompanies other hybrid-specific codes. This code appears across 5 vehicle models from 3 manufacturers.
Common Causes
Diagnostic Tools
To diagnose P1E00, you'll need an OBD-II scanner. Here are our recommendations at every price point.
ANCEL AD310 Classic OBD-II Scanner
by ANCEL
A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).
- Read & clear engine codes
- View freeze frame data
- I/M readiness status
- No batteries or app needed
BlueDriver Pro Bluetooth Scanner
by BlueDriver
Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.
- Enhanced diagnostics (ABS, SRS, transmission)
- Repair Reports with verified fixes
- Smog check readiness
- Free app (iOS & Android)
LAUNCH CRP123X OBD-II Scanner
by LAUNCH
A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.
- Engine, transmission, ABS, SRS diagnostics
- Live data stream & graphing
- AutoVIN for vehicle identification
- Free lifetime updates via Wi-Fi
Autel MaxiCOM MK808S Diagnostic Tool
by Autel
Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.
- All-system diagnostics (25+ modules)
- Bi-directional control & active tests
- Oil reset, EPB, BMS, TPMS, injector coding
- 7-inch touchscreen with Android OS
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Vehicles Affected (5)
Battery Energy Control Module (BECM) Causing Loss of Motive Power
High-Voltage Battery Coolant Heater Failure (Gen 1)
Propulsion Power Reduced Warning During Towing
High-Voltage Battery Fire Risk Recall (NHTSA 21V-560)
Battery Capacity Degradation Over Time
FAQ
What does P1E00 mean?
P1E00 stands for "Hybrid Powertrain Control Module Requested MIL Illumination." The hybrid powertrain control module has requested the check engine light. Usually accompanies other hybrid-specific codes.
What are the most common causes of P1E00?
The most common causes of P1E00 are: Underlying hybrid system fault, Battery management issue, Motor/generator fault, Inverter issue, Software update needed. The specific cause varies by vehicle.
How much does it cost to fix P1E00?
Repair costs vary widely depending on the root cause and vehicle.
Which vehicles are affected by P1E00?
Au7o has documented P1E00 across 5 vehicle models from 3 manufacturers: Cadillac, Chevrolet, Jeep.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.