Headlamp LH Low Beam and High Beam Does Not Illuminate

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK BULB
Inspect ballasts (HID control unit) and xenon bulb of lamp which does not illuminate. Refer to "XENON HEADLAMP TROUBLE DIAGNOSIS ".

OK or NG
1. OK: GO TO 2.
2. NG: Repair malfunctioning part.
CHECK HEADLAMP GROUND
1. Disconnect front combination lamp LH connector.
2. Check continuity between front combination lamp LH harness connector E11 terminal 4 (B), 8 (B) and ground.
  1. 4 (B), 8 (B) - Ground: Continuity should exist.
  Fig 1: Checking Continuity Between Front Combination Lamp LH Harness Connector E11 Terminal 4 (B), 8 (B) And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 3.
2. NG: Repair harness or connector.
CHECK HEADLAMP CIRCUIT
1. Disconnect IPDM E/R connector.
2. Check continuity between IPDM E/R harness connector E122 terminal 28 (G) and front combination lamp LH harness connector E11 terminal 7 (G).
  1. 28 (G) - 7 (G): Continuity should exist.
  Fig 2: Checking Headlamp Circuit (1 Of 2)
  Courtesy of NISSAN MOTOR CO., U.S.A.
3. Check continuity between IPDM E/R harness connector E122 terminal 30 (L) and front combination lamp LH harness connector E11 terminal 3 (L).
  1. 30 (L) - 3 (L): Continuity should exist.
OK or NG
1. OK: Replace IPDM E/R.
2. NG: Repair harness or connector.
Fig 3: Checking Continuity Between IPDM E/R Harness Connector E122 Terminals And Front Combination Lamp LH Harness Connector E11 Terminals
Courtesy of NISSAN MOTOR CO., U.S.A.