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obd 2 used in Honda cars produced after 1996's
This pinout is associated with 24 compatible devices or models. Show them>

 

Pin Signal Description
     
4 CGND Chassis ground
5 SGND Signal ground
6 CAN High J-2284
7 K-LINE (ISO 9141-2 and ISO/DIS 14230-4)
9  SCS SCS (Service Check System)  - diagnostic codes
12    Programming out
13 or 14?   Input/Output for VTM-4 and immobilizer control
14 CAN Low J-2284 (WEN)
15 ISO 9141-2 L-LINE (ISO 9141-2 and ISO/DIS 14230-4)
16 +12v Battery power (unswitched)

 

 

 

Honda OBD-2 compatibility list

Note that list is not 100% complete!

Model Engine Year (starting from) OBD-2 Protocol
Honda Accord   1998 ISO 14230-4, ISO 9141-2
2.0 iES, Gasoline (147HP) 1998 ISO 9141
  2000 ISO 14230-4, ISO 9141-2
2.2 CTDI, Diesel (139 HP) 2005 ISO 9141-2 
Gasoline (188 HP) 2006  
Honda Accord Coupe Gasoline (198 HP) 2001 ISO 9141-2 
Honda CITY TYPE Z Gasoline (155 HP) 1999 -
Honda Civic   1996 ISO 14230-4, ISO 9141-2
  2000 ISO 14230-4, ISO 9141-2
1.4 IS, Gasoline (90HP) 2000 ISO 9141
  2001 ISO 14230-4, ISO 9141-2
Diesel (100 HP) 2003 ISO 14230-4, ISO 9141-2
1.7 mfi, Gasoline (115HP) 2003 ISO 9141
2, Gasoline (200HP) 2003 ISO 9141
1.7 CTDI, Diesel (100HP) 2004 ISO 9141
2.0 16V, Gasoline (200HP) 2005 ISO 9141
Gasoline (112 HP) 2006  
1.4 I-DSI, Gasoline (83HP) 2006 CAN 29bit
1.8, Gasoline (140HP) 2006 CAN 29bit
2.2 i-CtdI, Diesel (140HP) 2006 CAN 29bit
1.8, Gasoline (140HP) 2009 CAN 29bit
Honda civic coupe em2 Gasoline (120 HP) 2001 ISO 9141-2 
Honda Civic Del Sol   1997 ISO 14230-4, ISO 9141-2
Honda Civic EV1 Gasoline (159 HP) 2005 ISO 9141-2 
Honda Civic Type R   2003 ISO 14230-4, ISO 9141-2
Honda Civic TypeR-FN2 Gasoline (199 HP) 2007 ISO 9141-2 
Honda CR-V Diesel (139 HP) 2006  
2.2 CDTI, Diesel (140HP) 2005 ISO 9141
Gasoline (148 HP) 2002 ISO 9141-2 
Diesel (148 HP) 2010 ISO 9141-2 
Honda CR-Z 1.5, Hyb (124HP) 2010 CAN 29bit
Honda Fit 1.2, Gasoline (65HP) 2003 ISO 9141
Honda FR-V 2.2 CDTI, Diesel (140HP) 2006 ISO 9141
Honda HR-V 1.6, Gasoline (124HP) 2001 ISO 9141
Honda Jazz 1.2, Gasoline (80HP) 2002 ISO 9141
1.4, Gasoline (82 HP) 2003  
1.2, Gasoline (65HP) 2003 ISO 9141
1.2, Gasoline (104 HP) 2004  
1.4 i-dsi cvt, Gasoline (83HP) 2005 ISO 9141
Honda Legend Gasoline (171 HP) 1990 -
3.5 VTEC, Gasoline (295HP) 2006 ISO 9141
Honda Odyssey   2002 ISO 14230-4, ISO 9141-2
Honda rd8 Gasoline (149 HP) 2002 -
Honda S2000 2.0 dohc 16s, Gasoline (240HP) 2002 ISO 9141
  2000 ISO 14230-4, ISO 9141-2
Gasoline (238 HP) 2006  
Honda Stream 2.0 Gasoline (155 HP) 2004  
Honda TYPE R Gasoline (249 HP) 2005  

OBD interfaces used:

1996 - 2006 : ISO 9141

2006 - 2008 : ISO 9141 or CAN

2008 and later : CAN

Honda diagnostic codes

Code Description

P1106

Barometric Pressure Circuit Range/Performance

P1107

Barometric Pressure Circuit Low Input

P1108

Barometric Pressure Circuit High Input

P1121

Throttle Position Lower Than Expected

P1122

Throttle Position Higher Than Expected

P1128

MAP Lower Than Expected

P1129

MAP Higher Than Expected

P1149

Primary HO2S (Sensor 1) Circuit Range/Performance Problem

P1162

Primary HO2S (No. 1) Circuit Malfunction

P1163

Primary HO2S (No. 1) Circuit Slow Response

P1164

Primary HO2S (No. 1) Circuit Range/Performance

P1165

Primary HO2S (No. 1) Circuit Range/Performance

P1166

Primary HO2S (No. 1) Heater System Electrical

P1167

Primary HO2S (No. 1) Heater System

P1168

Primary HO2S (No. 1) LABEL Low Input

P1169

Primary HO2S (No. 1) LABEL High Input

P1253

VTEC System Malfunction

P1257

VTEC System Malfunction

P1258

VTEC System Malfunction

P1259

VTEC System Malfunction

P1297

Electrical Load Detector Circuit Low Input

P1298

Electrical Load Detector Circuit High Input

P1300

Multiple Cylinder Misfire Detected

P1336

CSF Sensor Intermittent Interruption

P1337

CSF Sensor No Signal

P1359

CKP/TDC Sensor Connector Disconnection

P1361

Intermittent Interruption In TDC 1 Sensor Circuit

P1362

No Signal In TDC 1 Sensor Circuit

P1366

Intermittent Interruption In TDC 2 Sensor Circuit

P1367

No Signal In TDC 2 Sensor Circuit

P1381

Cylinder Position Sensor Intermittent Interruption

P1382

Cylinder Position Sensor No Signal

P1456

EVAP Emission Control System Leak Detected (Fuel Tank System)

P1457

EVAP Emission Control System Leak Detected (Control Canister System)

P1459

EVAP Emission Purge Flow Switch Malfunction

P1486

Thermostat Range/Performance Problem

P1491

EGR Valve Lift Insufficient Detected

P1498

EGR Valve Lift Sensor High Voltage

P1508

IAC Valve Circuit Failure

P1509

IAC Valve Circuit Failure

P1519

Idle Air Control Valve Circuit Failure

P1607

ECM/PCM Internal Circuit Failure A

P1655

SEAF/SEFA/TMA/TMB Signal Line Failure

P1656

Automatic Transaxle

P1660

Automatic Transaxle FI Signal A Circuit Failure

P1676

FPTDR Signal Line Failure

P1678

FPTDR Signal Line Failure

P1681

Automatic Transaxle FI Signal A Low Input

P1682

Automatic Transaxle FI Signal A High Input

P1686

Automatic Transaxle FI Signal B Low Input

P1687

Automatic Transaxle FI Signal B High Input

P1705

Automatic Transaxle Concerns

P1706

Automatic Transaxle Concerns

P1738

Automatic Transaxle Concerns

P1739

Automatic Transaxle Concerns

P1753

Automatic Transaxle Concerns

P1758

Automatic Transaxle Concerns

P1768

Automatic Transaxle Concerns

P1773

Automatic Transaxle Concerns

P1785

Automatic Transaxle Concerns

P1786

Automatic Transaxle Concerns

P1790

Automatic Transaxle Concerns

P1791

Automatic Transaxle Concerns

P1792

Automatic Transaxle Concerns

P1793

Automatic Transaxle Concerns

P1794

Automatic Transaxle Concerns

P1870

Automatic Transaxle Concerns

P1873

Automatic Transaxle Concerns

P1879

Automatic Transaxle Concerns

P1885

Automatic Transaxle Concerns

P1886

Automatic Transaxle Concerns

P1888

Automatic Transaxle Concerns

P1890

Automatic Transaxle Concerns

P1891

Automatic Transaxle Concerns

Some OBD-II cables schemes:

OBD-2 ISO 9141-2 (14230-4, KWP2000) simple serial cable
OBD-2 J1850 PWM, J1850 VPW serial ELM327 cable
OBD-2 universal ISO 15765-4 CAN, SAE J1850 PWM, SAE J1850 VPW, ISO 9141-2, ISO 14230-4 and SAE J1939 diagnostic cable

Source(s) of this and additional information: From Honda Factory Service manual (Honda Ridgeline 2006-2008)
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