Q45 V8-4130cc 4.1L DOHC MFI (VH41) (1998)
CONTROL UNIT CIRCUIT TEST
NOTE: Trouble diagnosis indicates work procedures required to diagnose problems effectively. Observe the following instructions before diagnosing.
1. Before performing trouble diagnosis, read the "Preliminary Check", the "Symptom Chart" or the "Work Flow".
2. After repairs, re-check that the problem has been completely eliminated.
3. Refer to Component Parts and Harness Connector Location for the Systems described in each section for identification/location of components and
harness connectors.
4. Refer to the Circuit Diagram for quick pinpoint check. If you need to check circuit continuity between harness connectors in more detail, such as
when a sub-harness is used, refer to Wiring Diagram in each individual section and Harness Layout. Refer to Harness Connector.
5. When checking circuit continuity, ignition switch should be OFF.
6. Before checking voltage at connectors, check battery voltage.
7. After accomplishing the Diagnostic Procedures and Electrical Components Inspection, make sure that all harness connectors are reconnected as
they were.
FUSE
Fuse
a. If fuse is blown, be sure to eliminate cause to problem before installing new fuse.
b. Use fuse of specified rating. Never use fuse of more than specified rating.
c. Do not install fuse in oblique direction; always insert It Into fuse holder properly.
d. Remove fuse for clock if vehicle is not used for a long period of time.
FUSIBLE LINK