Honda Accord: Symptom Troubleshooting
SRS indicator does not come on
NOTE: 2-door: Before replacing t h e SRS u n i t , check the SRS u n i t software v e r s i o n w i t h t h e HDS. I f t h e software v e r s i o n is not t h e latest, update t h e SRS unit software (see page 24-39), a n d retest.
1. T u r n t h e i g n i t i o n s w i t c h to LOCK (0), a n d w a i t for 10 seconds.
2. T u r n t h e i g n i t i o n s w i t c h t o ON (II), a n d check t h a t the SRS indicator comes o n f o r about 6 seconds and then goes off.
Does the SRS indicator come on? YES -
l n t e r m i t t e n t f a i l u r e , t h e s y s t em is OK at t h is t i m e .
NO
-Go t o step 3.
3. Connect t he HDS t o t he data link connector (DLC) (see page 24-38).
4. Make sure t h e HDS communicates w i t h t h e vehicle and t h e SRS unit. If it does not communicate, troubleshoot t h e DLC c i r c u i t (see page 11-181).
5. Do t h e gauge control m o d u l e self-diagnostic f u n c t i on (see page 22-332).
Does the SRS indicator come on? YES
-Faulty SRS unit; replace t h e SRS unit (see page 24-228).
NO
-Faulty gauge control m o d u l e ; replace t h e gauge control module (see page 22-351 ) .
SRS indicator stays on, but no DTCs are stored, or cannot be read
NOTE: Before d o i n g t h i s t r o u b l e s h o o t i n g procedure, make sure t h e battery is f u l l y charged. I f t h e battery v o l t a g e is l o w , SRS indicator may stay o n.
1. Start t he engine, and see i f t h e m a l f u n c t i o n indicator l a mp (MIL) also stays on.
Does the MIL stay on longer than 30 second? YES
-Go t o t h e MIL Circuit T r o u b l e s h o o t i n g (see page 11-180).
NO
-Go t o step 2.
2. Connect t h e HDS t o t he data link connector (DLC) (see page 24-38).
3. Make sure t h e HDS communicates w i t h t h e vehicle and t h e SRS unit. If it does not communicate, t r o u b l e s h o o t t h e DLC circuit (see page 11-181).
4. Check f o r DTCs w i t h t h e HDS (see page 24-37).
Are any SRS DTCs indicated? YES
-Do t h e SRS DTC t r o u b l e s h o o t i n g.
NO
-Go t o step 5.
5. Select Body Electrical status w i t h t h e HDS.
6. Check f o r DTCs in t h e Gauge .Menu w i t h t h e HDS.
Is DTC U0151 indicated? YES
-Troubleshoot DTC U0151 (see page 22-345).
NO
-Go t o step 7.
7. Do t h e gauge control m o d u l e self-diagnostic f u n c t i on (see page 22-332).
Does the SRS indicator come on? YES
-Faulty SRS u n i t ; replace t h e SRS unit (see page 24-228).
NO
-Faulty gauge control module; replace t h e gauge control m o d u l e (see page 22-351 ).
Side airbag cutoff indicator stays on
1. Make sure n o t h i n g is o n t h e f r o n t passenger's seat.
2. Make s u r e t h e seat-back is dry.
3. T u r n t h e i g n i t i o n s w i t c h t o ON (II), a n d see if t h e SRS indicator comes on.
Does the SRS indicator come on and stay on? YES
-Go t o t h e S y m p t o m T r o u b l e s h o o t i n g "SRS indicator stay o n , but no DTCs are s t o r e d , o r cannot be r e a d ".
NO
-Go t o step 4.
4. Connect t h e HDS t o t h e data link connector (DLC) (see page 24-38).
5. Make sure t h e HDS communicates w i t h t h e vehicle and t h e SRS unit. If it does not communicate, t r o u b l e s h o o t t h e DLC c i r c u i t (see page 11-181).
6. Select Body Electrical status w i t h t h e HDS.
7. Check f o r DTCs in t h e Gauge Menu w i t h t h e HDS.
is DTC U0151 indicated? YES
-Troubleshoot DTC U0151 (see page 22-345).B NO
-Go t o step 8.
8. Do t h e gauge control m o d u l e self-diagnostic f u n c t i on (see page 22-332). Does the side airbag cutoff indicator flash? YES
-Do t h e ODS unit i n i t i a l i z a t i on (see page 24-40). p r o b l em is still present, replace t h e seat-back w i th equipped OPDS sensor, 4-door (see page 20-213), 2-door (see page 20-221). If t h e p r o b l em is still present, replace t h e SRS unit (see page 2 4 - 2 2 8 ) . NO
-Faulty gauge control m o d u l e ; replace t h e gauge control m o d u l e (see page 22-351 ) .
Side airbag cutoff indicator does not come on
NOTE: • If t h e SRS i n d i c a t o r also stays o n , g o t o SRS indicator stays o n , b u t no DTCs are s t o r e d (see page 24-205).
• 2-door: Before replacing t h e SRS unit, check t h e SRS unit s o f t w a r e v e r s i o n w i t h t h e HDS. If t h e software v e r s i o n is not t h e latest, update t h e SRS unit software (see page 24-39), a n d retest.
1. T u r n t h e i g n i t i o n t o LOCK (0), a n d w a i t f o r 10 seconds.
2. T u r n t h e i g n i t i o n s w i t c h t o ON (II), a n d check t h a t t he side airbag cutoff indicator comes on f o r about 6 seconds.
Does the side airbag cutoff indicator come on? Y E S
- l n t e r m i t t e n t f a i l u r e , t h e s y s t em is OK at t h is timafi NO
-Go t o step 3.
3. Connect t h e HDS t o t h e data l i nk connector (DLC) (see page 24-38).
4. Make sure t h e HDS communicates w i t h t h e vehicle and t h e SRS unit. If it does not communicate, t r o u b l e s h o o t t h e DLC circuit (see page 11-181).
5. Do t h e gauge c o n t r o l m o d u l e self-diagnostic f u n c t i on (see page 22-332).
Does the side airbag cutoff indicator come on? YES
-Faulty SRS u n i t ; replace t h e SRS unit (see page 24-228).
NO
-Faulty gauge control module; replace t h e gauge control m o d u l e (see page 22-351 )
Passenger's airbag cutoff indicator stays on or comes on suddenly
NOTE: Under t h e f o l l o w i n g c o n d i t i o n s , t h e passenger's airbag cutoff indicator stays o n or comes o n suddenly: • When one is s i t t i ng o n t h e f r o n t passenger's seat, but t h e r e is a n object o n t h e seat m o r e t h a n 11 lbs (5 kg).
• The seat belt is buckled, but n o one is s i t t i ng o n t he f r o n t passenger's seat.
• Someone w h o is less t h a n about 65 lbs (30 kg) is s i t t i ng o n t h e f r o n t passenger's seat.
• 2-door: Before replacing t h e SRS unit, check t h e SRS unit s o f t w a r e v e r s i o n w i t h t h e HDS. I f t h e software v e r s i o n is not t h e latest, update t h e SRS unit software (see page 24-39), a n d retest.
1. Check f o r these items, t h e n recheck t h e passenger's airbag cutoff indicator.
• The f r o n t passenger's seat is i n s t a l l ed correctly.
• Nothing is/was o n t h e f r o n t passenger's seat.
• Nothing is/was under t h e f r o n t passenger's seat.
• Nothing is/was in t h e f r o n t passenger's seat-back pocket.
• Whoever was s i t t i ng o n t h e f r o n t passenger's seat was s i t t i ng in t h e proper s i t t i ng position.
• The seat w e i g h t sensors may not measure the correct w e i g h t of t h e f r o n t passenger's. I f t he passenger's is m o r e t h a n 65 lbs (30 kg) but is s u p p o r t i n g some of t h e i r b o d y w e i g h t w i t h their feet o n t h e f l o o r , o r w i t h t h e i r hands a n d arms o n an a rm rest, t h e actual w e i g h t of t h e passenger is not measured.
Does the passenger's airbag cutoff indicator stay on?
YES
-Go t o step 2.
N O
- T r o u b l e s h o o t i n g is complete.
2. Connect t h e HDS t o t h e data l i nk connector (DLC) (see page 24-38).
3. T u r n t h e i g n i t i o n s w i t c h t o ON (II).
4. Make sure t h e HDS c o m m u n i c a t e s w i t h t h e v e h i c le and t h e SRS unit. If it does not communicate, t r o u b l e s h o o t t h e DLC circuit (see page 11-181).
5. Select t h e INSPECTION menu o n t h e HDS, t h e n select AFTER REPLACING FRONT PASSENGER'S SEAT COMPONENT(S), and f o l l o w s t h e problems.
Does the passenger's airbag cutoff indicator stay on? YES
-Go t o step 6.
N O
- T r o u b l e s h o o t i n g is c o m p l e t e . 6. Select t h e INSPECTION menu o n t h e HDS, t h e n select AFTER A VEHICLE COLLISION, a n d f o l l ow t he prompts.
Does the passenger's airbag cutoff indicator stay on? YES
-Faulty SRS unit; replace t h e SRS unit (see page 24-228). i f t h e p r o b l em is still present, replace t h e ODS unit (see page 24-237), a n d t h e n i f t h e p r o b l em is still present, replace t h e f r o n t passenger's w e i g h t sensor assembly, 4-door (see page 24-235), 2-door (see page 24-236).
NO
- Troubleshooting is complete.
DTC Troubleshooting
PTC 11 -1x { " x " can be 0 ,2 thru 3 or A thru F):
Open io the Driver's Airbag First Inflator
DTC 11-4x ("x" can be 0,2 thru 9 or A thru F):
Open in the Driver's Airbag Second ...
Component Replacement/Inspection After
Deployment
NOTE:
• Before doing any SRS repairs, check the DTCs (see
page 24-36) for the less o b v i o u s deployed
components (seat belt t e n s i o n e r s , front impact
sensors, side airbag sensors ...
See also:
General Troubleshooting Information
DTC (Diagnostic Trouble Codes)
The self-diagnostic function of the SRS unit allows it to
locate the causes of system problems and store this
information in memory. For easier troubleshooting, this
...
Sleep and Wake-up Mode Test
1. Shift to the sleep mode:
Close all doors. Turn the ignition switch to LOCK (0), and remove the key, then
open and close the driver's door. If the
MICU receives no further inputs listed below, i ...
How to Refuel
1. Stop your vehicle with the service station
pump on the left side of the vehicle in the
rear.
2. Turn off the engine.
3. Push on the fuel fill door release handle at
the foot of the driv ...