diagram NISSAN GT-R 1998 Owner's Guide

COMBINATION METER
Diagnosis Function
(Cont'd)
METER CIRCUIT CHECK
After the segment check, press the odohrip meter switch to
verify that meters operate as shown below. (Low fuel warning
lamp goes off at this point.)
i
ELF0967D I It takes 1 minute for the meters to become stable.
DIAGNOSIS FUNCTION CANCELLATION
Turn the ignition switch ACC or OFF.
Meter-related Circuit Diagram
I I TO oil pressure W.L

TRIPLE METER
Special Service Tool
Tool number
Tool name Description
i
€GI 51 3 0000 Boost sensor
check
Handy vacuum pump
Component Parts Location
Triple meter
I
Circuit Diagram
Behind triple meter
h
To lighting SW or tail lamp relay
Boost sensor
Oil temperature sensor
* BOOS^ sensor

IGNITION KEY WARNING BUZZER AND LIGHT WARNING BUZZER
I Behind combination meter
Meter control unit Component Parts Location
J
Circuit Diagram
Meter Control Unit
InputlOutput Signal
Specifications
Terminal No.
Driver door switch signal
Signal
name
OFF Measuring condition
Ignition switch
I Measuring method Specification
Driver door switch
29
ON (Open)
OFF (Closed)
42
Approx. OV
Approx. 12V
Ignition power supply
54
55
Key-in detection switch
signal 1 OFF
ON
Lighting switch signal
Ground Approx. 12V
Remove
the ignition key.
Insert the ignition key. Approx. OV
Approx. 12V
Approx. 12V
Approx. OV
Approx. OV
I
OFF
ON Lighting
switch: 1 ST ON
OFF
-

FRONT WIPER
Front wiper amplifier
Component Parts Location
Circuit Diagram
Front wiper motor Front wiper and washer
SW
Washer motor
---------------- HI
EL-17040
Front Wiper InpWOutput Signal Specifications
Terminal No.
Signal name 1 Measuring condition. I
Wiper motor position detection
signal
1 Specification
Wiper switch: LO position
Ignition switch
(Reference)
I
Operation
Wiper motor LO signal
4 Wiper motor HI signal
Wiper switch
6
ON
OFF
.
Lo
7 1 Washer operation detection signal I ON
8 I Ignition power supply I ON I - I Approx. 12V
Approx. 12V
ADDIOX. OV
-
Wiper switch
I
Washer motor is in operation. I I
I - Ground
Approx.
OV
I Washer motor is not in operation. OFF
HI
. .
Approx. OV
ON
Approx.
12V
Approx. 12V
Approx. OV

REAR WIPER
Component
Parts Location
Rear of suspension tower (RH)
Circuit Diagram
IGN :
Q
Rear washer motor
B Rear wiper motor I-
Washer motor operation
detection signal I
1 Rear wiper and washer SW
Intermittent position de!ection signal I ~SHIOFFI 111~~ INTI - ON IWIW~
I * Wiper motor operation signal
Rear Wiper Amplifier InputlOutput Signal
Specifications
Measuring condition
lanition
switch
/ O~eration
Terminal No.
Signal name Specification
Washer motor operation detection
signal
Wiper operation signal
Ground
Intermittent position detection signal
I ON I Wiper switch
Wlper
motor operation signal ON
ON
ON
ACC power
supply
I I I (Reference)
INT . Other than INT
Washer
motor is in operation.
Washer motor is not in operation.
Wiper motor is in operation.
Wiper motor is not
in operation.
-
Approx. OV
ARD~OX. 12V Approx.
OV
Approx.
12V
Approx. OV
Approx.
12V
AD~rox. OV
. .
Approx. 12V 1 I ON -

REAR DEFOGGER AND HEATER MIRROR
Component
Parts Location
-- Behind combination meter
Circuit Diagram
Heater
10 A g28 81 1
Meter CIU
Rear defogger relay AIC auto ampl~f~er
. 0
z i 8 Rear defogger SW a (AC controller built-m)
mirror
u
Rear defogger TK20 (Brown) TK20 (White)
EL-2181 D
Meter Control Unit InputlOutput Signal
S~ecif ications
': It changes to approximately 12V when 15 minutes or 30 minutes pass after the ignition switch is turned ON.
Terminal No.
9
17
29
55
63
NOTE: Refer to "Auto Amplifier InputlOutput Signal Specifications".
Signal name
Battery
Rear defogger switch
signal
Ignition power supply
Ground
Rear defogger relay
control signal Specification
Approx.
12V
Approx. OV
Approx. 5V
Approx. 12V
Approx. OV
Approx. OV*
Approx. 12V
Measuring condition .
Ignition switch OFF
OFF ON
ON
ON Operation
-
Rear
defogger switch ON (with switch
pressed)
OFF (regardless of
connection of AIC auto
amplifier)
-
-
Rear defogger switch ON OFF

WIPER DEICER
Component
Parts Location
Wiper deicer switch I
/ I Wiper deicer switch
Circuit Diagram
m
Wiper deicer relay
Wiper deicer Wiper deicer
SW (Timer
built-in) lighting
Wiper
Deicer Switch InputlOutput Signal
Specifications
Terminal No. Signal name
Indicator power supply Measuring
condition .
Ignition switch I Operation Specification
Wiper deicer switch
2
3
OFF
ON
4
- Approx. OV
Approx. 12V
lllumination ground
Ground
5
1 Approx. 12V lgn~tion power supply
6
OFF
ON
Wiper deicer relay control
signal
I ON 1 Wiper deicer switch
ON
*: When
the wiper deicer is activated (approx. 15 minutes).
Illumination power supply
-- -
- - - - - -
ON
OFF
- Approx. OV
Approx. OV
Approx. OV'
Approx. 12V
OFF Lighting
switch: 1ST -- - Approx. 12V