Isuzu 1999 RODEO Workshop Manual page 2376

8D–226 WIRING SYSTEM
Even When The Parking Brake Lever Is Released, The Indicator Light Does Not Go Off
Step
1 Is the parking brake switch installed to the correct
position, and does it operate normally?
2 Disconnect the parking brake switch connector B–23.
Does the indicator light go off?
3 Is the brake fluid sufficient?
4 Is the brake fluid switch normal?
5 Repair a short circuit between the parking brake switch
connector B–23 terminal 1 and I–1 terminal 8, or the
brake fluid switch connector I–1 terminal 8 and C–6
terminal 2.
Is the action complete?
While The Engine Is Operating, The Oil Pressure Warning Light Does Not Go Off
Step
1 Is the engine oil pressure normal?
2 Disconnect the oil pressure switch connector E–1
disconnected.
Does the warning light go off?
3 Is there continuity between the oil pressure switch
connector E–1 terminal 1and the body ground?
Even When The Fuel Tank Is Full Of Fuel, The Fuel Warning Light Lights Up
Step
1 Disconnect the fuel tank unit connector F–1.
Does the warning light go off?
2 Is the fuel tank unit normal?
Action
Action
Action
Value(s) Yes
— Go to Step 2
Repair or
replace the
switch.
—
— Go to Step 4
— Go to Step 5
— Verify repair
Value(s) Yes
— Go to Step 2
— Go to Step 3
— —
Value(s) Yes
— Go to Step 2
— —
No
Adjust the
switch
installation
position.
Go to Step 3
Replenish the
brake fluid.
Replace the
brake fluid
tank.
—
No
Refer to the
"Engine"
section of this
manual.
Repair a
short circuit
between
connector
E–1 terminal
1 and I–1
terminal 4
(meter).
Replace the
oil pressure
switch.
No
Repair a
short circuit
between the
fuel tank unit
harness side
connectors
PCM B15 and
connector I–9
terminal 9
(meter).
Replace the
fuel tank unit.