Service manual

INSTRUMENTATION SERVICE MANUAL NUMBER 26
Page 4D-16 90-861329--1 MARCH 1999
6. Turn magnet clockwise until fuel capsule indicator reads FULL. Ohmmeter should read
30 ohms (+
5 ohms). Fuel capsule is defective if not within specifications.
72759
a
a-Capsule Reading Full
Switches
Ignition Key Switch
TESTING
WARNING
Disconnect battery cables from battery before testing ignition key switch with wires
still connected to switch.
1. Before testing key switch, check all fuses and/or circuit breakers in electrical circuit
which could prevent operation of starter.
2. With key switch in OFF position, there should be no continuity between switch terminals.
3. With key switch in RUN position, continuity will exist between switch terminals B to A and
B to I. There should be no continuity between terminal C and any other terminals.
4. With key switch in START, continuity will exist between terminals B to A, B to I and B to
C.
5. If ignition key switch tests bad, unsolder wire connections and remove switch. Test
switch again, as in Steps 2-5, preceding. If switch tests good, wiring in harness is bad.
There should be no continuity between any harness wires with key switch removed.
B
I
AC
Switch Terminal Identification
IndexIndex