service reset ACURA TL 1995 Service Repair Manual

II. Powertrain Control Module (PCM) Reset Procedure

Either of the following actions will reset the PCM

Use the OBD II scan tool or Honda PGM Tester to clear the PCM's memory.

NOTE: See the OBD II scan tool or Honda PGM Tester user's manuals for specific operating instructions.

Turn the ignition switch OFF. Remove the BACK UP RADIO (10 A) fuse from the under-hood fuse/relay box for

10 seconds.

BACK UP RADIO

(10 A) FUSE

UNDER-HOOD

FUSE/RELAY

BOX

III. Final Procedure (this procedure must be done after any troubleshooting)

1. Remove the SCS Service Connector if it is connected.

NOTE: If the SCS service connector is connected and there are no DTCs stored in the PCM, the MIL will stay

on when the ignition switch is turned ON (II).

2. Do the PCM Reset Procedure.

3. Turn the ignition switch OFF.

4. Disconnect the OBD II scan tool or Honda PGM Tester from the Data Link Connector (16P).ProCarManuals.com

Checking th e Diagnosti c Troubl e Cod e (DTC )
wit h th e Servic e Chec k Connecto r an d Specia l Too l
Whe n th e PC M sense s a n abnormalit y i n th e inpu t o r outpu t systems , th e indicato r ligh t i n th e gaug e assembl y wil l blink .
Whe n th e Servic e Chec k Connecto r (locate d unde r th e das h o n th e passenge r side ) i s connecte d wit h th e specia l too l a s
shown , th e indicato r ligh t wil l blin k th e Diagnosti c Troubl e Cod e (DTC ) whe n th e ignitio n switc h i s turne d o n (II) .
Whe n th e indicato r ligh t ha s bee n reporte d on , connec t th e Servic e Chec k Connecto r wit h th e specia l tool .
Then tur n th e ignitio n switc h o n (II ) an d observ e th e indicato r light .
GAUG E ASSEMBL Y
SERVICE CHEC K
CONNECTO R (2P )
INDICATO R
LIGH T
SCS SERVIC E CONNECTO R07PAZ-001010 0
Codes 1 throug h 9 ar e indicate d b y individua l shor t blinks . Code s 1 0 an d abov e ar e indicate d b y a serie s o f lon g an d shor t
blinks . On e lon g blin k equal s 1 0 shor t blinks . Ad d th e lon g an d shor t blink s togethe r t o determin e th e code . Afte r deter -
mining th e code , refe r to th e electrica l syste m Symptom-t o Component Char t o n page s 14-6 8 an d 14-69 .
Some PGM-F I problem s wil l als o mak e th e indicato r ligh t com e on . Afte r repairin g th e PGM-F I system, disconnec t th e
BAC K UP , RADI O fus e (1 0 A ) i n th e under-hoo d fuse/rela y bo x fo r mor e tha n 1 0 second s t o rese t th e PC M memory , the n
retest .
NOTE : Disconnectin g th e BAC K UP , RADI O fus e als o cancel s th e radi o anti-thef t code , prese t station s an d th e cloc k setting .
Ge t th e customer' s cod e number , an d mak e not e o f th e radi o preset s befor e removin g th e fus e s o yo u ca n rese t them .
(cont'd )
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PCM Reset Procedure

1. Make sure you have the anti-theft code for the radio, then write down the frequencies for the radio's preset buttons.

2. Turn the ignition switch OFF.

3. Remove the BACK UP, RADIO fuse (10 A) from the under-hood fuse/relay box for 10 seconds to reset the PCM.

NOTE: The PCM memory can also be cleared by using the OBD II Scan Tool or Honda PGM Tester.

BACK UP, RADIO

(10 A) FUSE

UNDER-HOOD

FUSE/RELAY

BOX

Final Procedure

NOTE: This procedure must be done after any troubleshooting.

1. Turn the ignition switch OFF.

2. Disconnect the OBD II Scan Tool or Honda PGM Tester from the Data Link Connector (16P), or remove the special tool

from the Service Check Connector.

3. Reset the PCM.

4. Turn the ignition switch ON (II).

5. Enter the anti-theft code for the radio, then enter the customer's radio station presets.ProCarManuals.com

II. Engine Control Module (ECM) Reset Procedure

Either of the following actions will reset the ECM.

• Use the OBD II scan tool or Honda PGM Tester to clear the ECM's memory.

NOTE: See the OBD II scan tool or Honda PGM Tester user's manuals for specific operating instructions.

• Turn the ignition switch OFF. Remove the BACK UP RADIO (10 A) fuse from the under-hood fuse/relay box for

10 seconds.

BACK UP RADIO

(10 A) FUSE

UNDER-HOOD

FUSE/RELAY

BOX

III. Final Procedure (this procedure must be done after any troubleshooting)

1. Remove the SCS Service Connector if it is connected.

NOTE: If the SCS service connector is connected and there are no DTCs stored in the ECM, the MIL will stay

on when the ignition switch is turned ON (II).

2. Do the ECM Reset Procedure.

3. Turn the ignition switch OFF.

4. Disconnect the OBD II scan tool or Honda PGM Tester from the Data Link Connector (16P).ProCarManuals.com

Checking th e Diagnosti c Troubl e Cod e (DTC )
wit h th e Servic e Chec k Connecto r an d Specia l Too l
Whe n th e TC M sense s a n abnormalit y in th e inpu t o r outpu t systems , th e indicato r ligh t i n th e gaug e assembl y wil l blink .
Whe n th e Servic e Chec k Connecto r (locate d unde r th e das h o n th e passenge r side ) i s connecte d wit h th e specia l too l a s
shown , th e indicato r ligh t wil l blin k th e Diagnosti c Troubl e Cod e (DTC ) whe n th e ignitio n switc h is turne d o n (II) .
Whe n th e indicato r ligh t ha s bee n reporte d on , connec t th e Servic e Chec k Connecto r wit h th e specia l tool .
Then tur n o n (II ) th e ignitio n switc h an d observ e th e indicato r light .
GAUG E ASSEMBL YSERVICE CHEC KCONNECTO R (2P )
INDICATO RLIGHT
SCS SERVIC E CONNECTO R07PAZ- 001010 0
Codes 1 throug h 9 ar e indicate d b y individua l shor t blinks , code s 1 0 throug h 1 8 ar e indicate d b y a serie s o f lon g an d shor t
blinks . On e lon g blin k equal s 1 0 shor t blinks . Ad d th e lon g an d shor t blink s togethe r t o determin e th e code . Afte r deter -
minin g th e code , refe r t o th e electrica l syste m Symptom-t o Componen t Char t o n page s 14-5 6 an d 14-57 .
short
Some PGM-F I problem s wil l als o mak e th e indicato r ligh t com e on . Afte r repairin g th e PGM-F I system , disconnec t th e
BAC K U P RADI O fus e (1 0 A ) i n th e under-hoo d fuse/rela y bo x fo r mor e tha n 1 0 second s t o rese t th e TC M memory , the n
recheck .
NOTE: Disconnectin g th e BAC K U P RADI O fus e als o cancel s th e radi o anti-theft code, prese t station s an d th e cloc k setting .
Ge t th e customer' s cod e number , an d mak e not e o f th e radi o preset s befor e removin g th e fus e s o yo u ca n rese t them .
See DTC 1
See DTC 2
See DTC1 4
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