Did abnormal noise happen while doing Air Bleeding?
YES : REPLACE THE REAR DIFFERENTIAL PUMP MOTOR .
NO : Go to step 8.
8. Problem verification 2 (abnormal noise check):
ο‘
ο‘
ο‘
1. REPLACE THE REAR DIFFERENTIAL FLUID .
2. Do the Air Bleeding in the Adjustment Menu with the HDS.
3. Test-drive the vehicle on the lift.
YES : Replace the Rear Differential Housing Assembly Removal and Installation
NO : Intermittent failure, the system is OK at this time.
AWD SYSTEM INDICATOR DOES NOT COME ON
Fig. 68: Real Time AWD System Symptom Troubleshooting (AWD System Indicator Not Come On)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
NOTE:
Before you troubleshoot, REVIEW THE HOW TO TROUBLESHOOT THE REAL
TIME AWD SYSTEM.
1. Problem verification:
ο‘
1. Turn the ignition switch to ON (II).
Does the AWD system indicator come on?
YES : Intermittent failure, the system is OK at this time.
NO : The failure is duplicated. Go to step 2.
2. Gauge control module operation check:
ο‘
1. DO THE GAUGE CONTROL MODULE SELF-DIAGNOSTIC FUNCTION .
Does the AWD system indicator blink?
YES : Go to step 3.
NO : Replace the gauge control module See GAUGE CONTROL MODULE REMOVAL AND
INSTALLATION or Rewriting the ODO Data and Transferring the Maintenance Minderβ’ Data
to a New Gauge Control Module .
3. Real time AWD control unit check:
ο‘
1. Turn the ignition switch to LOCK (0).
2. Remove the following fuse.
ο‘
Fuse No. B6 (7.5 A)
Location Under-dash fuse/relay box
3. Turn the ignition switch to ON (II).
ο‘
Does the AWD system indicator come on?
YES : Update the real time AWD control unit if it does not have the latest software See REAL
TIME AWD CONTROL UNIT REMOVAL AND INSTALLATION or REAL TIME AWD
CONTROL UNIT UPDATE, or substitute a known-good real time AWD control unit See REAL
TIME AWD CONTROL UNIT REMOVAL AND INSTALLATION or REAL TIME AWD
CONTROL UNIT UPDATE, and recheck. If the symptom/indication goes away with the updated real
time AWD control unit, troubleshooting is complete. If the symptom/indication goes away with a known-
good real time AWD control unit, replace the original real time AWD control unit See REAL TIME
AWD CONTROL UNIT REMOVAL AND INSTALLATION or REAL TIME AWD CONTROL
UNIT UPDATE.
NO : Replace the gauge control module See GAUGE CONTROL MODULE REMOVAL AND
INSTALLATION or Rewriting the ODO Data and Transferring the Maintenance Minderβ’ Data
to a New Gauge Control Module .
AWD SYSTEM INDICATOR DOES NOT GO OFF, AND NO DTCS ARE
STORED
Fig. 69: Real Time AWD System Symptom Troubleshooting (AWD System Indicator Not Go Off)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
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