Hood Ajar Input Circuit High
Table of contents
B1820 JEEP Possible Causes
- Faulty Hood Ajar Switch Sense
- Hood Ajar Switch Sense harness is open or shorted
- Hood Ajar Switch Sense circuit poor electrical connection
- Faulty Totally Integrated Power Module (TIPM)
How do I fix code B1820 JEEP?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the B1820 JEEP code
The cost of diagnosing the B1820 JEEP code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1820 JEEP Description
The Totally Integrated Power Module (TIPM) monitors the Hood Ajar Switch Sense Circuit. When the Totally Integrated Power Module senses 12 volts on the Hood Ajar Switch Sense circuit for over 10 seconds, this Diagnostic Trouble Code (DTC) will set.