Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Low Oil Pressure Indicator Inoperative

Test 1 - 3:




Test 4:






SYMPTOM
LOW OIL PRESSURE INDICATOR INOPERATIVE

POSSIBLE CAUSES
- Engine oil pressure switch
- Engine oil pressure switch sense circuit open
- Indicator led
- Powertrain control module
- Instrument cluster