
Trouble Diagnoses=NJEL0525SYMPTOM CHARTNJEL0525S01
Symptom Diagnoses/service procedureReference
page
Any function of the system
does not operate.Check power supply and ground circuit for NAVI control unit. EL-306
Strange screen color or
unusual screen brightness.1. Check ªDisplay Settingº MODE. EL-296
2. Check display in ªDiagnose the Displayº MODE. EL-287
The display is not dimmed
when turning lighting switch
to ON.1. Check ªDisplay Settingº MODE. EL-296
2. Check lighting switch signal input to NAVI control unit correctly in ªDiagnosis for
the signals from the carº MODE.EL-285
No navigation guide voice
are heard from front driver
side speaker.1. Check ªGuide Volume Settingº. EL-300
2. Check speaker relay. EL-307
Beep does not sound when
the system guides route.Check ªBeep On/Offº MODE. EL-298
Position marker does not
trace along the route being
traveled.Go to ªWORK FLOW FOR NAVIGATION INSPECTIONº. EL-304
Position marker does not
indicate forward or backward
movement.Check reverse signal input to NAVI control unit correctly by ªDiagnosis for the sig-
nals from the carº MODE.EL-285
Radio wave of GPS cannot
be received. (GPS marker
on the display does not
become green color.)1. Is there anything obstructing the GPS antenna on the rear parcel finisher?
(GPS antenna located under the rear parcel finisher.)Ð
2. Check GPS radio wave receive condition in ªGPS Information MODEº. EL-294
3. Check GPS antenna in ªSelf Diagnosisº MODE. EL-279
Heading direction of position
marker does not match
vehicle direction.1. Perform ªAdjust Current Locationº MODE. EL-298
2. Go to ªWORK FLOW FOR NAVIGATION INSPECTIONº. EL-304
Stored location in the
address book and other
memory functions are lost
when battery is disconnected
or becomes discharged.Stored location in the address book and other memory functions may be lost if the
battery is disconnected or becomes discharged. If this should occur, charge or
replace the battery as necessary and re-enter the information.Ð
Map appears grey and can-
not be scrolled.The current location in the memory is out of the map data area. Perform ªInitialize
Locationº.EL-291
NAVIGATION SYSTEM
Trouble Diagnoses
EL-303

SEL693VF
POWER SUPPLY AND GROUND CIRCUIT CHECK FOR
NAVI CONTROL UNIT
=NJEL0525S04Power Supply Circuit CheckNJEL0525S0401
Terminal Ignition switch
(+) (þ) OFF ACC ON
1 Ground Battery voltage Battery voltage Battery voltage
2 Ground Battery voltage Battery voltage Battery voltage
5 Ground 0V 0V Battery voltage
6 Ground 0V Battery voltage Battery voltage
If NG, check the following.
+10A fuse [No. 1, located in the fuse block (J/B)]
+10A fuse [No. 10, located in the fuse block (J/B)]
+15A fuse [No. 32, located in the fuse block (J/B)]
+Harness for open or short between fuse and NAVI control unit
SEL694VE
Ground Circuit CheckNJEL0525S0402
Terminals Continuity
3 - Ground Yes
4 - Ground Yes
NAVIGATION SYSTEM
Trouble Diagnoses (Cont'd)
EL-306

A
A/C HFC134a (R134a) system precaution . HA-2
A/C HFC134a (R134a) system service
procedure .............................................. HA-84
A/C HFC134a (R134a) system service
tools ....................................................... HA-11
A/C HFC134a system service equip-
ment precaution ....................................... HA-6
A/C air flow ............................................... HA-20
A/C component layout .............................. HA-18
A/C compressor clutch removal and
installation .............................................. HA-89
A/C compressor precaution ........................ HA-5
A/C compressor special service tool .......... HA-9
A/C control linkage adjustment
(manual A/C) ......................................... HA-47
A/C control operation (manual A/C) .......... HA-19
A/C diagnostic work flow
(manual A/C) ......................................... HA-39
A/C harness layout (manual A/C) ............. HA-22
A/C lubricant (R134a) ............................... HA-86
A/C operational check ............................... HA-40
A/C performance chart .............................. HA-77
A/C performance test diagnoses .............. HA-75
A/C relay ................................................... HA-72
A/C service data specification ................ HA-103
A/C switch ................................................. HA-73
A/C, M - Wiring diagram ........................... HA-27
A/CCUT - Wiring diagram ....................... EC-700
A/T - Wiring diagram - AT - 1ST .............. AT-205
A/T - Wiring diagram - AT - 2ND ............. AT-212
A/T - Wiring diagram - AT - 3RD ............. AT-218
A/T - Wiring diagram - AT - 4TH .............. AT-225
A/T - Wiring diagram - AT - BA/FTS ....... AT-165,
273
A/T - Wiring diagram - AT - ENG SS ...... AT-171,
199
A/T - Wiring diagram - AT - FTS .............. AT-189
A/T - Wiring diagram - AT - LPSV ... AT-176, 239
A/T - Wiring diagram - AT - MAIN ........... AT-121
A/T - Wiring diagram - AT -
OVRCSV ...................................... AT-153, 267
A/T - Wiring diagram - AT - PNP/SW ...... AT-183
A/T - Wiring diagram - AT - SSV/A .. AT-142, 246
A/T - Wiring diagram - AT - SSV/B .. AT-148, 252
A/T - Wiring diagram - AT - TCV ..... AT-159, 233
A/T - Wiring diagram - AT - TPS ..... AT-134, 259
A/T - Wiring diagram - AT - VSS/AT ....... AT-126,
195
A/T - Wiring diagram - AT -
VSSMTR ...................................... AT-130, 280
A/T control ............................................... EC-437
A/T diagnosis communication line .......... EC-361
A/T fluid temperature sensor ................... AT-192
A/T shift lock system - Wiring
diagram ................................................ AT-336
A/T shift lock system ................................ AT-335
A/T trouble diagnoses .......................... AT-67, 72AAC/V - Wiring diagram ................. EC-315, 420
ABS (anti-lock brake system) ................... BR-49
ABS - Wiring diagram ............................... BR-54
ABS sensor rotor ....................................... AX-24
APS - Wiring diagram ............................. EC-577
ATDIAG - Wiring diagram ............... EC-362, 438
Accelerator control system .................... FE-3, 15
Accelerator position sensor .................... EC-577
Air bag disposal ........................................ RS-35
Air bag precautions ...................................... GI-3
Air bag ....................................................... RS-20
Air bleeding (hydraulic clutch) ................... CL-10
Air bleeding for brake system ..................... BR-8
Air conditioner cut control ................. EC-32, 507
Air flow meter - See Mass air flow
sensor .......................................... EC-152, 566
Air mix door control linkage
adjustment ............................................. HA-49
Air spoiler, rear .......................................... BT-47
Alternator ................................................... SC-27
Angular tightening application .............. EM-4, 76
Antenna - See Power antenna ................ EL-162
Anti-lock brake system - Wiring
diagram .................................................. BR-54
Audio and A/C control removal and
installation - See Instrument panel ........ BT-25
Audio ........................................................ EL-149
Automatic transaxle number ...................... GI-41
Auxiliary air control (AAC) valve ..... EC-313, 418
B
Back-up lamp switch (M/T) ....................... MT-21
Back-up lamp ............................................. EL-58
Ball joint (front) .......................................... SU-13
Basic inspection ................................ EC-98, 536
Battery ......................................................... SC-3
Baulk ring (M/T) ............................ MT-31, 55, 93
Blower motor ............................................. HA-60
Blower resistor .......................................... HA-60
Board-on lift ................................................ GI-44
Body alignment .......................................... BT-74
Brake booster ............................................ BR-20
Brake fluid change ...................................... BR-7
Brake fluid level and line check .................. BR-7
Brake hydraulic line .................................... BR-9
Brake pedal ............................................... BR-12
Bulb specifications ................................... EL-366
Bumper, front .............................................. BT-7
Bumper, rear .............................................. BT-10
C
CHARGE - Wiring diagram ....................... SC-25
CHIME - Wiring diagram .......................... EL-115
CIGAR - Wiring diagram ......................... EL-136
CKPS - Wiring diagram .......... EC-274, 395, 587
CMPS - Wiring diagram .......................... EC-280
ALPHABETICAL INDEX
IDX-2