RF-84
SOFT TOP
Revision: 2006 November2007 350Z
2. CHECK SEAT BACK POSITION SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and passenger seat control unit connector.
3. Check continuity between soft top control unit connector B67
terminal 34 and passenger seat control unit connector B353 ter-
minal 32.
4. Check continuity between soft top control unit connector B67
terminal 34 and ground.
OK or NG
OK >> Check passenger side seat. Refer to SE-37, "Trouble
Diagnosis Symptom Chart" .
NG >> Repair or replace harness.
Check Speed Signal CircuitNIS0007N
First perform the “SELF-DIAG RESULT” in “BCM” with CONSULT-II, then perform the each trouble diagnosis
of malfunction system indicated “SELF-DIAG RESULT” of “BCM”. Refer to BCS-15, "
CONSULT-III Function
(BCM)" .
1. CHECK VEHICLE SPEED SIGNAL
1. Start engine.
2. Check the signal between soft top control unit connector and ground with oscilloscope.
OK or NG
OK >> Replace soft top control unit.
NG >> GO TO 2.34 (L/W) - 32 (G/W) : Continuity should exist.
34 (L/W) - Ground : Continuity should not exist.
PIIA7962E
ConnectorTerminal (Wire
color)
ConditionSignal
(Reference value.)
(+) (-)
B66 14 (W)
GroundSpeedometer
operated
[When
vehicle speed
is Approx.
40km/h
(25MPH)]
B67 23 (W/G)
PIIA7941EPKIA1935E
PIIB0078J
SOFT TOP
RF-85
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
2. CHECK VEHICLE SPEED SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and unified meter and A/C amp connector.
3. Check the following.
–Continuity between soft top control unit connector B66 terminal
14 and unified meter and A/C amp connector M49 terminal 26.
–Continuity between soft top control unit connector B66 terminal
14 and ground.
4. Check the following.
–Continuity between soft top control unit connector B67 terminal
23 and unified meter and A/C amp connector M49 terminal 34.
–Continuity between soft top control unit connector B67 terminal
23 and ground.
OK or NG
OK >> Check unified meter and A/C amp. Refer to DI-44, "Sys-
tem Description" .
NG >> Repair or replace harness.
Check Indicator Lamp CircuitNIS0007O
1. CHECK FUSE
Check 10A fuse [No.14, located in fuse block (J/B)]
NOTE:
Refer to RF-11, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> If fuse blown out, be sure to eliminate cause of malfunction before installing new fuse. Refer to
PG-4, "
POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK INDICATOR LAMP SIGNAL
1. Start engine.
2. Soft top switch operate, check voltage between soft top control unit connector and ground.
OK or NG
OK >> Check the condition of the harness and the connector.
NG - 1 >> If battery voltage: Replace soft top control unit.
NG - 2 >> If 0V: GO TO 3.14 (W) - 26 (W) : Continuity should exist.
14 (W) - Ground : Continuity should not exist.
PIIA7942E
23 (W/G) - 34 (L) : Continuity should exist.
23 (W/G) - Ground : Continuity should not exist.
PIIA7943E
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B67 35 (Y) GroundFull open or full close Battery voltage
Other than above 0
PIIB0835E
