honda cr v 19997 2000 User Manual

Check tor a short in the wire (MlL
linel:1. Turn the ignition switch OFF.2. Disconnect the ECM/PCM connector A (32P).
3. Turn the ignition switch ON (lli.
Repair short to body ground in
the wire b€twe.n the ECM/PCM
lA18) and tho MlL.
Substituto a known-good ECM/PCM .nd recheck. lf symptom/indication goo3 .way, replaceth€ original ECM/PCM.
(From page 11-88)
1-89
www.emanualpro.com  

PGM-FI System
Manifold Absolute Pressure (MAPI Sensor
The scan tool indicates Diagnostic Trouble Code (DTC) POl07: A low input (high vacuum) problem in theManifold Absolute Pressure (MAP) sensor,
The MAP sensor convens manifold absolute pressure into electrical signals and inputs the ECM/pCM.
OUTPUIVOLTAGE
tvl3.s
3.0
2.5
2.O
1.5
1.0
0.5
o .5 ro- 15^ 1olin.H9) GAUGEREADIT{G
lmmHgl
3025
100 200 300 a00 5oo 6fi, 7d)
MAP SENSOR 3P CONNECTOR IC131I
vccl(YEL/RED}
Th6 MIL has b€en reoorted on.DTC P0107 is...

{From page 11-90)
Chock tor .n open or short in the
MAP 3€n30r:Check the MAP with the scan
tool.
ls approx. 2 kPa (15 mmHg,
0.6 in.Hg),0.1 V or less indi-
cated?
Chock for a lhort in the wire(MAP linol:1. Turn the ignition switch OFF.
2. Disconnect the ECM/PCMconnector D (16P), (C 131P))*.3. Check for continuity betweenthe MAP sensor connector No.3
terminal and body ground.
R€p.ir 3hort in the wire bstwcen
tho ECM/PCM (D3, C17) rnd tho
MAP 3rnsoi.
Sub3lilut. . known-good ECM/
PCM and rocheck. lf normal...

PGM-FI System
Manifold Absolute Pressure (MAP) Sensor (contd)
[tn,t nn-] The scan tool indicates Diagnostic Trouble Code (DTC) P0108: A high voltage (low vacuum) problem in the|jg Manifold Absolute Pressure (MAP) sensor.
MAP SENSOR 3P CONNECTOR IC131I
Wire side of female terminals
vcclIYEL/RED}
PCM CONNECTOR D I16PI
JUMPER WIRE
sGlIGRN/WHTI
Wire side of lemale termin6ls
1
(To page 11,93): 98 - 00 models
1-92
tcRN/wHrll IIRED/GRN|
The MIL has boen reported on.DTC m108 is slored.
Problem veritication:1....

(From page 11-92)
Check for an open in the wire
{MAP linel:1. Turn the ignition switch OFF.
2. Install a jumPer wire on the
ECM/PCM connectors betlveen
C7 and C17.3. Turn the ignition switch ON (ll)
4. Check the MAP with the scan
tool.
Bopair op€n in the wi.es between
the ECM/PCM (c1?l and the MAP
5en30t.
ls 101 kPa (760 mmHg,30 in.Hg),
2.9 V or higher indicated?
Substitute a knowngood ECM/
PCM and recheck. lf normal MAP
k indicated, replace the o.iginal
ECM/PCM,
I
(contd)
11-93
www.emanualpro.com  

PGM-FI System
Manifold Absolute Pressure (MAP) Sensor (contdl
The scan tool indicates Diagnostic Trouble Code (DTC) P1128: Manifold Absolute pressure (MAp) lower thanexoected.
The scan tool indicates Diagnostic Trouble Code (DTC) Pl129: Manifold Absolute Pressure (MAP) higher thanexpected.
l
- The MIL has be6n r€ported on.- DTC Pl128 is stored.
Problom verification:1. Turn the ignition switch ON 1lli.2. Check the MAP with the scantool,
ls 54.1 kPa (406 mmHg, 16.0 in.Hg),1.61 V or higher indicated?I...

The IAT Sensor is a temperature dependant resistor (thermistor). The resistance of the thermistor decreases as the intake
air temDerature increases as shown below
RESISTANCE IKOI
Intake Air Temperature (lAT) Sensor
1P0111 | (97 model)The scan tool indicates Diagnostic Trouble code (DTC) P0111: A ranoe/performance problem in
the lntake Air TemDerature (lAT) Sensor circuit.
. 3 aa ro. r?a arl ,.t r.fl20 0 to ao ao aa ioo t2otocl
INTAKE AIB TEMPERATURE
- The MIL has been reported on.- DTC P0111 is stored.-...

PGM-FI System
Intake Air Temperature (lAT) Sensor (contdl
The scan tool indicates Diagnostic Trouble code (DTC) P0112: A low voltage (high temperature) problem in theIntake Air Temperature 0AT) sensor circuit.
The IAT Sensor is a temperature dependant resistor (thermistor). The resistance of tho thermistor decreases as the intakeair temperature increases as shown below.
RESISTANCE IKO)
i)
)2 /
A tAr
9) (RED/YEU
-L
-. 32 aa rorr 1?a 2ra 2aa f.el-m 0 20 rto ao i0 too l2ofcl
INTAKE AIR TEMPERATUR€
It the...

The scan tool indicates Diagnostic Trouble Code (DTC) P0113: A high voltage (low temperature) problem in the
Intake Air Temperature (lAT) sensor circuit.
IAT SENSOR 2P CONNECTOR ICl33I
sG2{GRN/BIIO
JUMPEN WNE
IAT IRED/YELI
Wire side ol female terminals
YES
_!!7rqd9ll_____-
FCM CONNECTOR O IT6PI
IAT IRED/YEL)sG2IGRN/BLK}
JUMPER w|BE
Wire side of female terminals
l
(contd)
11-97
The MIL has been reported on.OTC P0113 is stored.
Problem v€rification:1. Turn the ignition switch ON (ll).
2. Check the IAT...

PGM-FI System
Check for an open in the wires{lAT, SG2lines):1. Turn the ignition switch OFF.2. Connect ECM/PCM connectorterminals C18 and C25 with ajumper wire.3. Turn the ignition switch ON (ll).4. Check the IAT with the scantool.
ls -4F 1-20C) or less (or L limitin Honda mode of PGM Testeri or5 V indicated?
Repsir op€n in the wirca batweenthe ECM/PCM 1C18, C25l and theIAT s€nsor.
Substitute a known-good ECM/PCM rnd recheck, lf normal IATis indicated, leplaco the originslECM/PCM.
Intake Air Temperature...