240 L4-2320cc 2.3L SOHC VIN 83 B230FD (1993)
Removing Protective Sleeve
5.
Remove connector protective sleeve.
IMPORTANT:
-Never check connections from the front. Connectors can get damaged and worsen the problem.
-Check connections through the holes in the connector.
-Connection pin numbers are printed on the connector side.
Color Code Legend
ECU Connection 6 And 7
6.
Check mass air flow sensor by connecting an ohm meter between ECU connector pin 6 and 7.
Reading: 2.5 - 4.0 ohms
If reading is incorrect, continue with step 16. If reading is correct, continue with next steps.
Removing Rubber Boot From Air Mass Meter Connector
7.
Remove rubber boot from mass air flow sensor connector to access leads.