4WD

Tiny
CHIEF67
  • MEMBER
  • 2007 NISSAN XTERRA
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 80,543 MILES
I have a nissan exterra 2007 the 4 wd does not engage when u look at the indicator on the dash the front 2 wheels are flashing
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Wednesday, December 15th, 2010 AT 2:57 PM

1 Reply

Tiny
KHLOW2008
  • EXPERT
An error has been detected by the transfer system control unit.

4WD SHIFT INDICATOR LAMP REPEATS FLASHING
SYMPTOM:
4WD shift indicator lamp keeps flashing.

DIAGNOSTIC PROCEDURE

1. CONFIRM THE SYMPTOM

a. Set 4WD shift switch to "2WD".

B. Move vehicle forward and backward, or drive straight increasing or decreasing under 20 km/h (12 MPH).

Does 4WD shift indicator lamp keep flashing?

Yes: GO TO 2.
NO: Inspection End.

2. CHECK SYSTEM FOR WAIT DETECTION SWITCH

a. Perform trouble diagnosis for wait detection switch system.
OK or NG

OK: GO TO 3.
NG: Repair or replace damaged parts.

3. CHECK SYSTEM FOR 4LO SWITCH

Perform trouble diagnosis for 4LO switch system.
OK or NG

OK: GO TO 4.
NG: Repair or replace damaged parts.

4. SYMPTOM CHECK

check again.
OK or NG

OK: Inspection End.
NG: GO TO 5.

5. CHECK TRANSFER CONTROL UNIT

Check transfer control unit input/output signal.
OK or NG

OK: GO TO 6.
NG: Check transfer control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts.

6. CHECK TRANSFER INNER PARTS

a. Disassemble transfer assembly.

B. Check transfer inner parts.
OK or NG

OK: Inspection End.
NG: Repair or replace damaged parts.
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Tuesday, December 21st, 2010 AT 2:55 PM

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