Compass Display "-".

FAIL-SAFE MODE CHECK
Check that fail-safe mode is not activated. Refer to Fail-Safe System.

Does be activated Fail-safe mode?
1. Yes: GO TO 3
2. No: GO TO 2.
DISPLAY AND A/C AUTO AMP. SELF-DIAGNOSIS CHECK
Check display and A/C auto amp. self-diagnosis. Refer to FUNCTION CONFIRMATION PROCEDURE .

Does display and A/C auto amp. segments all displayed?
1. Yes: Inspection end.
2. No: Replace display and A/C auto amp.
POWER AND GROUND CIRCUIT CHECK
Check power and ground circuit.

OK or NG
1. OK: GO TO 4.
2. NG: Repair power and ground circuit.
COMPASS CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Disconnect compass connector and display and A/C auto amp. connector.
3. Check continuity between compass harness connector M81 terminal 2 (L) and display and A/C auto amp. harness connector M31 terminal 6 (L).
  1. Continuity should exist.
  Fig 1: Checking Continuity Between Compass Harness Connector Terminal And Display And A/C Auto Amp. Harness Connector Terminal
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between compass harness connector M81 terminal 3 (R) and display and A/C auto amp. harness connector M31 terminal 7 (R).
  1. Continuity should exist.
Question
1. OK: GO TO 5.
2. NG: Repair harness or connector.
Fig 2: Checking Continuity Between Compass Harness Connector Terminal And Display And A/C Auto Amp. Harness Connector Terminal
Courtesy of NISSAN MOTOR CO., U.S.A.
COMPASS SIGNAL CHECK
1. Connect compass connector and display and A/C auto amp. connector.
2. Turn ignition switch ON.
3. Check the signal between compass harness connector M81 terminal 2 (L) and ground with CONSULT-II or oscilloscope.
  
  Fig 3: Check Results Of Compass Harness Connector Terminal And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 4: Checking Signal Between Compass Harness Connector Terminal And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check the signal between compass harness connector M81 terminal 3 (R) and ground with CONSULT-II or oscilloscope.
  
  Fig 5: Check Results Of Compass Harness Connector M81 Terminal 3 (R) And Ground With Consult-II Or Oscilloscope
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 6: Checking Signal Between Compass Harness Connector M81 Terminal 3 (R) And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Replace display and A/C auto amp.
2. NG: Replace compass