1996 ACURA RL KA9 check engine

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Page 512 of 1954

ACURA RL KA9 1996  Service Repair Manual 
'00 - 01 models:

Vacuum hose No.

LEFT PRIMARY HEATED OXYGEN SENSOR (LEFT PRIMARY

HO2S) (BANK 2, SENSOR 1)

RIGHT PRIMARY HEATED OXYGEN SENSOR (RIGHT
 PRIMARY
 HO2S) (BANK
 1,
 SENSOR
 1)

SECO

Page 541 of 1954

ACURA RL KA9 1996  Service Repair Manual 
PCM
PCM

COVER
9.8 N-m

(1.0 kgf-m,

7.2 Ibf-ft)
6. After completing your tests, reinstall both PCM's, and destroy the temporary key.

If the inspection for a particular code requires voltage or

Page 560 of 1954

ACURA RL KA9 1996  Service Repair Manual 
How to Set Readiness Codes

Catalytic Converter

NOTE:

• Do not turn the ignition switch OFF.

• When the battery negative cable is disconnected, all

readiness codes are cleared.

Required cond

Page 561 of 1954

ACURA RL KA9 1996  Service Repair Manual 
PGM-FI System

How to Set Readiness Codes (cont'd)

HO2S Monitor

NOTE:

• Do not turn the ignition switch OFF.

• When the battery negative cable is disconnected, all

readiness codes are cl

Page 562 of 1954

ACURA RL KA9 1996  Service Repair Manual MIL Circui t Troubleshootin g
Turn th e ignitio n switc h O N (II )
an d watc h th e Malfunctio n
Indicato r Lam p (MIL) . NOTE
:
I f  thi s sympto m is intermittent , chec k fo r th e followin g prob

Page 568 of 1954

ACURA RL KA9 1996  Service Repair Manual Manifold Absolut e Pressur e (MAP ) Senso r
The sca n tool indicate s Diagnosti c Trouble Code (DTC ) P0106 : A range/performanc e problem (vacuu m leak) in
th e Manifol d Absolut e Pressur e (MAP ) S

Page 572 of 1954

ACURA RL KA9 1996  Service Repair Manual 
The scan tool indicates Diagnostic Trouble Code (DTC) P1128: Manifold Absolute Pressure (MAP) lower than

expected.

— The MIL has been reported on.

— DTC P1128 is stored.

Problem verification:

Page 589 of 1954

ACURA RL KA9 1996  Service Repair Manual 
PGM-FI System

Secondary Heated Oxygen Sensor (HO2S) (Sensor 2) (cont'd)

Does the voltage stay within

0.3 - 0.6 V for 2 minutes? 
NO 
Intermittent failure, system is OK

at this time. Check for