2000 HONDA CR-V ECO mode

Electrical Troubleshooting {'97 Model)
Troubleshooting Flowchart - Mainshaft Speed Sensor
Po$ible Cau3o
. Disconnocted mainshaft speod sen-sot connectot. Short or open in mainsh.ft sp6ed
' Faulty meinshaft spoed sensor
NOTE: Code P0715115) on the PCMdoesn't always mean there's an electricalproblem in the mainshaft or counlersharlspeed sensor circuit; code P0715(15) mayalso indicate a mechanical problem in thetransmission. Check the freeze data witha Honda PGM Tester. lf the mainshaftspeed sensor rpm was 0, proceed withthis troubleshooting. lf not, the probablecause is a mechanical problom within thetransmission,
MAINSHAFT SPEEOSENSOR CONNECTOR
_E_
ItiT,ll-F=r
9t
LJ
Terminal side of male terminals
PCM CONNECTOR B {25P'
Wire side of female terminals
. OBD ll Scan Tool indic.t6 Codem715.. Self-diagnosis E indic.tor lightindicatag Code 15.
Check and record the freeze datain case it is needed later {or prob,lem verification.
Check the mainshaft and counter-shaft speed sensor installation,and checkthe sensors for damage.
Are the mainshaft and counter-shaft speed sensors installedproperly, and not damaged?Reingtall or reolace and recheck.
Meaaure MaiNhatt Spoed Sen3orR6sist!nce at the Sensor Con-necaor:1. Disconnect the 2P connectorfrom the mainshaft speed sen-sor connector.2. lreasure the resistance of themainshaft speed sensor.
ls the resistance 400 - 600 O?
Check Mainahaft Speed Sensortor a Short Circuit:1. Disconnect the B (25P) connec-tor lrom the PCM.2. Check for continuity betlveenbody ground and 815 terminaland the 814 terminal individu-
ReDair short in the wir€6 b€t reenthe 815 and 814 torminals andthe mainsh!ft sp€ed sensor.
To page l4-79
14-78
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Electrical Troubleshooting ('97 Modell
Troubleshooting Flowchart - Linear Solenoid
Possible Caus€
. Disconnocted linear solenoid con-
. Short or oDen in linear solenoid
. Fsultv linear solenoid
SOLENOID CONNECTOR
t-TTIt]]lt
tl I ? rl-Tr
atll
L_l
PCM CONNECTOR B I25PI
LSM {WHTI LSP {RED)
LINEAR
Terminal side ot male terminals
Wire side of lemale terminals
. OBD ll Scan Tool indicates CodeP1768.. S.lt-diagnosis E indicator lightindicat* Code 16.
Check and record the freeze datain case it is needed later for prob
lem verification.
M€ssurc Linear Solanoid Re3ist-ance ei th€ Solonoid Connoctor:1. Disconnect the 2P connectorfrom the linear solenoid con-nector,2, Measure the resistance ol thelinear solenoid.
ls the resistance about 5.0 O?
Check Linear Solenoid {or a ShortCileuit:1. Disconnect the B (25P) connector from the PCM.2. Check for continuity betweenthe body ground and the B1terminal and 82 terminal individually.
Rooair short in the wires betweenthe Bl end 82 terminek .nd thelinear solenoid.
To page 14-81
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Electrical Troubleshooting ('97 Model)
. OBD ll Scan Tool indicrt6 Cod6P0740.. Self-diagno3b E indicator lightindicatos Codc 40.
Check and record the freeze datain case it is needed laterlor prob-
lem verification
Check tor Another Code:Check whether the OBD ll scantool or the E indicator lightindicates another code.
Perlorm the TroubleshootingFlowchart lor th€ indicat€dCodo{s). Rocheck tor code P0740
{ilol after troubl$hooting.
Does the OBD ll scan tool orthe E indicator light indicateanother code?
Tesl Line Pressure:Measure the line pressure (seepage 14-161 and 14-162).
ls the line pressure within theservice limit?R6pair tho hydraulic ayst€m asnecessary {see page 14-162}.
Test lst, 2nd, 3rd, and 4th ClutchPressure:Measure the 1st, 2nd, 3rd, and 4thclutch pressure (see page 14161thru 14''163).
Repair the hydraulic system dsnecessary {see pago 14-152 rnd14-163).
ls each clutch pressure withinthe service limit?
Troubleshooting Flowchart - Lock-up Control System
Possiblo Cause
Faulty Lock-up control sy3t6m
NOTE: Do not continue with this troubleshooting until the causes of any otherDTCS have been corrected.
* Even if yotl cannot reproduce code P0740. test the line pressure, test the clutchpressures, and i{ necessary, replace the lock-up control solenoid valve assembly
1
To page 14-83
4-82
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Electrical Troubleshooting ('97 Model)
Troubleshooting Flowchart - Shift Control System
Possible Cause
F""lty "t lft ".tttr"l "y"t..
+ Even it you cannot reproduce codeP0730, test drive the vehicle, test theclutch pressures, and if necessary,replace the shift control solenoid valve
. OBD ll Scan Tool indicates CodeP0730.. Selt-diagnosis E,l indicatorlight indicates Code 41.
Check and record the freeze datain case it is needed later for prob-lem verification.
Check tor Another Code:Check whether the OBD ll scantool or the Pll indicator lightindicates another code,
Pertorm the TroubleshootingFlowchart for the indicatedCodels). Do not conlinu€ withthis troubleshooting until thecauses of anv other DTCS havebeen corrected. Recheck for codeP0730 {41) after troubloshooting.
Does the OBD ll scan tool orthe E indicator light indi-cate another code?
Test lst. 2nd, 3rd. and 4th ClutchPressure:Measure the 1st, 2nd, 3rd, and4th clutch pressure (see page 14-161 thru 14-163).
Repair the hydraulic svstem asnecessary lsee page 1,1-162 andr4-1631.
ls each clutch pressure withinthe service limit?
To page 14-85
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Electrical Troubleshooting ('97 Modell
Troubleshooting Flowchart - E Indicator Light Does Not Gome On (cont'dl
IYEL/BLK)
IGP2 IYEL/BLK)
Wire side of female terminals
From page 14-87
Measure Power Supply circuitVoltage:1. Turn the ignition swatch ON (ll).
2. Measure the voltage betweenterminals Ag and A11andbetween terminals A22 andA24.
Repair open or short in the wirebotw€on the A11 and/or A24 ter-minals, the PGM-FI main relav,and ih6 fuse box.
ls there baRery voltageT
Measur€ Dil INO Voltag6:L Turn lhe ignition switch OFF.2. Connect the A 132P) connectorto the PCM.3. Connect a digital multimeterto the 813 and A9 or A22 termtnals,4. Turn the ignition switch ON(ll), and make sure that voltageis available for two seconds.
Check for an op€n in the wirebetween the 913 terminal andthe gauge assembly. lf wire isOK. check tor a faulty E indica-tor lighl bulb or a taulty gaugea$embly printed circuil bo.rd.
Check D4IND tor a Short Circuit:Check for continuity between the813 terminal and body ground.
Ropair short in the wiro betweenthe 813 lerminal and the gaugeassembly.
Check tor loose terminal frt in thePCM connector3. Chock the A/Tgear position switch. ll necessary,substitute a known-good PCMand recheck.
14-88
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Electrical Troubleshooting ('gg - 00 Modelsl
Troubleshooting Flowchart - A/T Gear position switch {short) (cont,d)
PCM CONNECTORS
B t25Ptc t3lPlD {16P1
LGl {BRN/BLK)
Wire side of female terminals
From page 14 101
Measure ATP 1 Voltag€:1. Shift to all positions otherthan E.2. Measure the voltage betweenthe D15 and 820 ot 822 tetmi-nals.
Chock lor short in the wirebetween the D15 terminal andthe A/T gear position switch orA/T gear position indicator. lfwires a.e OK, ch6ck for loos€ t6r-minal fil in tho PCM connectorc.ll neco$ary, substiiute a known-good PCM and rechsck.
Chock for loose terminalfit in thePCM connectors. lf nocessary,sub3titut€ s known-good PCMand recheck.The system 3hould be OK at thispoint. lf any indicators stay onwhen the shift lever is not in iheselect€d position, pertorm thistroubleshooting tlowchart again.
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Electrical Troubleshooting ('98 - 00 Models)
Troubleshooting Flowchart - Lock-up Control System (cont'd)
From page 14-119
Replace the Lock-up ControlSolenoid Valve A/B Assomblyand Recheck:1. Replace the lock-up controlsolenoid valve A,/B assembly(see page 14-!35).2. Turn the ignition switch OFFand reset the PCM memory byremoving the BACK UP (7.5 A)fuse in the undeFdash fuse/relay box for more than 10seconds.3. Using the scan tool, check tobe sure that the engine coolanttemperature is 176"F {80'C) orabove.4. Drive the vehicle at 55 mph(88 km/h) constantly tor morethan one minute.5. Recheck {or code P0740 (40i.
Does the OBD ll scan tool indicatecode P0740 or does the [9i] or Eindicator light indicate code 40?The system is OK at this time.
14-120
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Electrical Troubleshooting {'gB - 00 Models}
Troubleshooting Flowchart - Shift Control System (cont,d)
From page 14 121
Replace Shilt Cont.ol SolenoidValve A$ambly and Recheck:'1. Replace the shift controlsolenoid valve A/B assembly(see page 14-136) and the lin,ear solenoid assembly (seepage 14138).2. Turn the ignition switch OFFand reset the PCM memory byremoving the BACK UP (7.5 A)tuse in the !nder-hood luse/relay box for more than 10seconos.3. Drive the vehicle at over '12
mph (20 km,/ti) in lst,2nd,3rd,and 4th gear tor more than 30seconds in E position.4. Recheck for code P0730 (41).
Does the OBD ll scan toolindicate code P0730 or doesthe E orE indicator lightindicate code 41?
Tho system is OK .l this tim€.
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