Chrysler 14 MAP Sensor Electrical Circuit
How to read it
Code 14 reads as 1 flash, pause, 4 flashes on the check-engine light. Cycle the ignition key on, off, on, off, then leave it on with the engine off, and count the flashes on the power loss or check-engine light.
New to flash codes? The How to Read Chrysler OBD-I Codes with the Key Cycle walks through the test and what the numbers mean. The general OBD-I guide covers the rest.
What does Chrysler code 14 mean?
MAP Sensor Electrical Circuit
Common causes of 14
- Open or shorted MAP sensor signal wire
- Disconnected or corroded MAP sensor connector
- Failed MAP sensor with wrong voltage output
- Missing 5 volt reference or sensor ground
How to fix 14
- Backprobe the MAP connector for 5 volt reference and ground
- Read MAP voltage with the key on and compare against specification
- Inspect the signal wire for opens, chafing and corrosion
- Test the sensor against known vacuum readings
- Replace the sensor only after reference and ground test good
- Clear the code and retest
Source
Qualified source review
Sources and review
Review: qualified. Read the source limits below.
- Chrysler OBD-I trouble codes, model and year page
live reference page (troublecodes.net)
Supports: code identity and Chrysler meaning
Fetched directly from the linked model page. Single publisher, so the record is qualified, not verified. Causes and check order are curator-written from the circuit the code names.
https://www.troublecodes.net/chrysler/84-95tbi/
- Chrysler OBD-I trouble codes, model and year page
live reference page (troublecodes.net)
Supports: code identity and Chrysler meaning
Fetched directly from the linked model page. Single publisher, so the record is qualified, not verified. Causes and check order are curator-written from the circuit the code names.
https://www.troublecodes.net/chrysler/85-95_22-25/
Last updated 2026-10-10.
Report a correction for 14. Include your vehicle, the issue and a source if you have one.