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
Checking Pins 6 And 7
6.
Check mass air flow sensor by connecting an ohmmeter between ECU connector pin 6 and 7.
Reading: approx. 108 ohms
If reading is incorrect, replace and retest with new mass air flow sensor.
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.