Mazda MX-6 1998, Workshop Manual

Page: 1115 / 1282

TROUBLESHOOTING [INSTRUMENTATION/DRIVER INFO.]
11 Oil pressure warning light does not illuminate with ignition switch at ON (engine stopped)
TROUBLESHOOTING HINTS
Malfunction in oil pressure warning light operation circuit
© O il pressure warning light does not illuminate
• Oil pressure switch malfunction
• Print plate malfunction
• Oil pressure warning light bulb malfunction
• Malfunction in wiring harness between instrument cluster and oil pressure switch
STEP INSPECTION ACTION
Remove meter hood.
Remove instrument cluster.
Check for continuity between terminal 3H at
instrument cluster (14-pin) connector of wiring
harness and ground.
Is there continuity?
3H
Iff (III
I I I I I I I■ I I I I I I I I
W 6 U 9 0 1 W V B
Yes Go to next step.
No Go to step 3.
Remove oil pressure warning light bulb.
Is oil pressure warning light bulb okay?
Yes Replace print plate.
tr 09-22 INSTRUMENT CLUSTER
DISASSEMBLY/ASSEMBLY
No Replace oil pressure warning light bulb.
W 6 U 9 0 1 W V C
Disconnect oil pressure switch connector.
Check for continuity between terminal A at oil
pressure switch and ground.
Is there continuity?
Yes Repair wiring harness between instrument cluster and oil
pressure switch.
I v J 1
i '
E . ® 4
y
ê
No Replace oil pressure sw itch.
W 6 U 9 0 1 W V D
0 9 -0 1 P -1 9