Pontiac Fiero 1988 Service Manual page 1084

INSTRUMENT PANEL: INDICATORS C L U S T E R A
B: CONNECTOR C 2 PINOUT TEST
IGNITION SWITCH IN RUN
E X C E P T FOR RESISTANCE
MEASUREMENTS
MAKE ALL RESISTANCE
MEASUREMENTS T O GROUND
WITH THE NEGATIVE BATTERY
C A B L E REMOVED
MEASURE V O L T A G E S TO
GROUND UNLESS ANOTHER
TERMINAL IS GIVEN
CLUSTER CONNECTOR C 2 A S
SEEN FROM THE DRIVER'S
S E A T WITH THE INDICATORS
CLUSTER REMOVED
CONNECTOR C 2 IS ON THE
L E F T S I D E
IF THE CORRECT V O L T A G E OR
RESISTANCE IS FOUND AT THE
TERMINALS, AND THE C L U S T E R
FUNCTION THAT U S E S T H O S E
TERMINALS DOES NOT
OPERATE, C H E C K THE BULBS
AND PRINTED CIRCUIT. IF OK
REPLACE THE INSTRUMENT
CLUSTER (SEE SECTION 8C)
IF THE C O R R E C T VOLTAGE OR
RESISTANCE IS NOT FOUND A T
A TERMINAL, DO THE T E S T
GIVEN OR GO TO THE PAGE
REFERRED
HOOD/TRUNK/DOOR AJAR INDICATOR.
GROUNDED WITH HOOD, TRUNK, OR DOOR OPEN
DO T E S T S Q AND R.
DK GRN (146)
TEMPERATURE G A G E FROM COOLANT
TEMPERATURE SENDER/SWITCH. 5 5 OHMS A T
2 6 0 ° F (127°C), 1365 OHMS AT 100°F (38°C)
DO T E S T S G, H A N D I.
L T G R N (135)
PANEL ILLUMINATION INPUT. VARIABLE
VOLTAGE WITH LIGHTS ON AND DIMMER
CONTROL A D J U S T E D . S E E SECTION 8A-117.
GRY (8) 12
NOT USED
1
/ /
/
NOT USED
2
NOT USED
3
IGNITION POWER FROM G A G E S F U S E . S E E
SECTION 8A-11.
9 PNK/BLK (39)
NOT USED
PANEL ILLUMINATION INPUT. VARIABLE
VOLTAGE WITH LIGHTS ON AND DIMMER
CONTROL A D J U S T E D . S E E SECTION 8A-117.
/ GRY (8)
NOT USED
6
NOT USED
5
GROUND TO G201. S E E SECTION 8A-14.
4 BLK (150)
(Continued on next page)