Infiniti Q45. Manual — part 690

TURN SIGNAL AND HAZARD WARNING LAMPS

LT-97

C

D

E

F

G

H

I

J

L

M

A

B

LT

TKWM1500E

LT-98

TURN SIGNAL AND HAZARD WARNING LAMPS

Symptom Chart

NKS00194

Symptom

Possible cause

Repair Procedure

Turn signal and hazard warning
lamps do not operate.

1. Combination flasher unit

2. Open in combination flasher unit

circuit

1. Check combination flasher unit. Refer to

LT-99, "Electrical

Components Inspection"

.

2. Check wiring to combination flasher unit for open circuit.

Turn signal lamps do not oper-
ate but hazard warning lamps
operate.

1. 10A fuse

2. Combination flasher unit

3. Turn signal switch

4. Open in turn signal switch circuit

1. Check 10A fuse [No. 5, located in fuse block (J/B) No.1].

Turn ignition switch ON and verify battery positive voltage
is present at terminal 1 of combination flasher unit.

2. Check combination flasher unit. Refer to

LT-99, "Electrical

Components Inspection"

.

3. Check turn signal switch. Refer to

LT-100, "Switch Circuit

Inspection"

.

4. Check harness between combination flasher unit terminal 2

and turn signal switch terminal 1 for open circuit.

Hazard warning lamps do not
operate but turn signal lamps
operate.

1. 15A fuse

2. Combination flasher unit

3. Hazard switch

4. Open in hazard switch circuit

5. Grounds M24 and M114

1. Check 15A fuse [No. 22, located in fuse block (J/B) No.1].

Verify battery positive voltage is present at terminal 4 of
combination flasher unit.

2. Check combination flasher unit. Refer to

LT-99, "Electrical

Components Inspection"

.

3. Check hazard switch.

4. Check harness between combination flasher unit terminal 6

and hazard switch terminal 1 for open circuit.

5. Check grounds M24 and M114.

Front turn signal lamp LH or RH
does not operate.

1. Bulb

2. Grounds E24, E42 and E62

3. Open in front turn signal lamp cir-

cuit

1. Check bulb.

2. Check grounds E24, E42 and E62.

3. Check harness between combination switch and front turn

signal lamp for open circuit.

Rear turn signal lamp LH or RH
does not operate.

1. Bulb

2. Grounds B17 and B57

3. Open in rear turn signal lamp cir-

cuit

1. Check bulb.

2. Check grounds B17 and B57.

3. Check harness between combination switch and rear turn

signal lamp for open circuit.

LH and RH turn indicators do
not operate.

1. Grounds M24 and M114

1. Check grounds M24 and M114.

LH or RH turn indicator does not
operate.

1. Bulb

2. Open in turn indicator circuit

1. Check bulb in combination meter.

2. Check harness between combination flasher unit and com-

bination meter (turn indicator) for open circuit.

TURN SIGNAL AND HAZARD WARNING LAMPS

LT-99

C

D

E

F

G

H

I

J

L

M

A

B

LT

Electrical Components Inspection

NKS00195

COMBINATION FLASHER UNIT CHECK

●

Before checking, ensure that bulbs meet specifications.

●

Connect a battery and test lamp to the combination flasher unit,
as shown. Combination flasher unit is properly functioning if it
flashes when power is supplied to the circuit.

Bulb Replacement

NKS00196

FRONT TURN SIGNAL LAMP

Refer to

LT-31, "Bulb Replacement"

.

REAR TURN SIGNAL LAMP

Refer to

LT-115, "REAR COMBINATION LAMP"

.

Removal and Installation

NKS00197

FRONT TURN SIGNAL LAMP

Refer to

LT-33, "Removal and Installation"

.

SIDE TURN SIGNAL LAMP

Refer to

GW-117, "Disassembly and Assembly"

.

REAR TURN SIGNAL LAMP

Refer to

LT-116, "REAR COMBINATION LAMP"

.

PKIA5183E

LT-100

LIGHTING AND TURN SIGNAL SWITCH

LIGHTING AND TURN SIGNAL SWITCH

PFP:25540

Removal and Installation

NKS00198

1.

Remove steering column cover. Refer to

IP-10, "INSTRUMENT

PANEL ASSEMBLY"

.

2.

Remove lighting and turn signal switch mounting screws and
remove lighting and turn signal switch from harness.

3.

Disconnect lighting and turn signal switch connector.

Switch Circuit Inspection

NKS00199

Using circuit tester, check continuity between the lighting and turn signal switch connector terminals in each
position of the switch.

Hi: “HIGH BEAM” position, Lo: “LOW BEAM” position, P: “FLASH TO PASS” position

PKIA2249E

PKIB1324E