780 V6-2849cc 2.8L SOHC B280F (1987)
Crankshaft Position Sensor: Testing and Inspection
Ignition System Signal
TESTING PROCEDURE:
NOTE: While trouble shooting, always check the wiring, fuses and connectors for good condition and routing. Use the wiring diagrams found in
SCHEMATIC DIAGRAMS to supplement your testing efforts.
Accessing Ignition ECU Connector
1.
Turn ignition OFF.
2.
Access ignition ECU by removing the panel under left hand side of instrument panel.
3.
Remove ECU connector by pushing out the catch and folding out the wire cluster.
Checking Ground Connections
4.
Check ignition ECU ground connections from ECU and power stage to intake manifold. They should make good contact.
Removing Protective Cover