Lexus ES300 (1997 year). Manual — part 117

V08443

19

Is bulb OK?

Replace the bulb. Then recheck system.

Disconnect connector ”D” from meter.
Inspect connector on wire harness side as follows.

HINT : While carrying out the following inspection, make certain that the connectors and terminals are properly con-
nected.

Turn ignition switch ON.
Is there battery positive voltage between terminals
xx and ground with the turn signal lever to left and
right?

Yes

Abnormal operation or warning light
does not light up.

Turn signal indicator signal circuit faulty.
Inspect the turn signal and hazard warning light
system.

Replace circuit plate. Then recheck system.

Turn signal to

Terminal xx

Left

B11

Right

B13

No

TURN SIGNAL INDICATOR

Yes

No

20

Is bulb OK?

Replace the bulb. Then recheck system.

Inspect connector on wire harness side as follows.

HINT : While carrying out the following inspection, make certain that the connectors and terminals are properly con-
nected.

Ground terminal D6 and turn ignition switch ON.
Does TRAC OFF indicator light up?

Yes

Abnormal operation or indicator does
not light up.

Inspect the wire harness between terminal D6 of
meter and ABS & TRAC ECU or inspect ABS &
TRAC ECU.

Replace circuit plate. Then recheck system.

No

TRAC OFF INDICATOR

Yes

No

Replace power source unit.

No

Yes

BE–74

–

BODY ELECTRICAL

COMBINATION METER

1458

1997 LEXUS ES300 (RM511U)

V08444

Is bulb OK?

Replace the bulb.

Disconnect connector ”B” from meter.
Inspect connector on combination meter side as
follows.

HINT : While carrying out the following inspection, make certain that the connectors and terminals are properly con-
nected.

Abnormal operation or indicator does
not light up.

Replace circuit plate. Then recheck system.

Yes

No

Yes

No

21

O/D OFF INDICATOR

Ground terminal B5 and turn ignition switch ON.
Does O/D OFF indicator light up?

O/D OFF indicator signal circuit faulty.

HINT : While carrying out the following inspection, make certain that the connectors and terminals are properly con-
nected.

Disconnect connector ”D” from meter.
Inspect connector on wire harness side as follows.

Is bulb OK?

Replace circuit plate. Then recheck system.

Replace the bulb. Then recheck system.

Shift position indicator signal circuit faulty.

22

SHIFT POSITION INDICATOR

Turn ignition switch ON.
Is there battery positive voltage between terminals
XX and ground with turn shift lever to P through L

Shift to

Terminal XX

P

B12

R

B14

N

C1

D

C2

2

B10

L

B9

Abnormal operation or indicator does
not light up.

Yes

Yes

No

No

–

BODY ELECTRICAL

COMBINATION METER

BE–75

1459

1997 LEXUS ES300 (RM511U)

V08445

Is bulb OK?

Disconnect connector ”D” from meter.
Inspect connector on wire harness side as follows.

HINT : While carrying out the following inspection, make certain that the connectors and terminals are properly con-
nected.

Replace fuse. Then recheck system.

No

Yes

23

MALFUNCTION WARNING

Ground terminal D5 and turn ignition switch ON.
Does check engine warning light light up?

Replace the bulb.
Then recheck system.

Turn ignition switch ON.
Is there battery positive voltage between terminal
D3 and ground?

Replace circuit plate.

Replace combination
meter computer.
Then recheck system.

Temporarily install another circuit plate.
Is operation normal?

Open circuit in wire harness between GAUGE fuse
and meter.

Is GAUGE fuse normal?

Connect connector ”D” to meter.
Disconnect connector ”D” from meter.
Inspect connector on combination meter side as
follows.

Wire harness faulty between ECM and meter.

ECM faulty.

Yes

Yes

Yes

No

No

No

Yes

No

Abnormal operation or warning light
does not light up.

COMBINATION
METER

BE–76

–

BODY ELECTRICAL

COMBINATION METER

1460

1997 LEXUS ES300 (RM511U)

V08446

Is bulb OK?

Disconnect connector ”D” from meter.
Inspect connector on wire harness side as follows.

HINT : While carrying out the following inspection, make certain that the connectors and terminals are properly con-
nected.

Replace fuse. Then recheck system.

No

Yes

Ground terminal D7 and turn ignition switch ON.
Does ABS warning light light up?

Replace bulb.

Then recheck system.

Turn ignition switch ON.
Is there battery positive voltage between terminal
D3 and ground?

Replace circuit plate.

Replace combination

meter computer.

Then recheck system.

Temporarily install another circuit plate.
Is operation normal?

Open circuit in wire harness between GAUGE fuse
and meter.

Is GAUGE fuse normal?

Connect connector ”D” to meter.
Disconnect connector ”D” from meter.
Inspect connector on combination meter side as
follows.

Wire harness faulty between ABS ECU and meter.

ABS ECU faulty.

Yes

Yes

No

No

No

Yes

No

COMBINATION
METER

24

ABS WARNING

Abnormal operation or warning light
does not light up.

–

BODY ELECTRICAL

COMBINATION METER

BE–77

1461

1997 LEXUS ES300 (RM511U)