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Diagnostic Trouble Code Definitions

GENERIC ELECTRONIC MODULE DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC Definition Perform Test
B1313 Battery Saver Relay Coil Circuit Failure (1)
B1315 Battery Saver Relay Coil Circuit Short To Power (1)
B1317 Battery Voltage High (2)
B1318 Battery Voltage Low (2)
B1322 Driver Door Ajar Circuit Short To Ground (1)
B1323 Driver Door Ajar Light Circuit Failure (3)
B1325 Door Ajar Light Circuit Short To Power (3)
B1330 Passenger Door Ajar Circuit Short To Ground (1)
B1334 Decklid/Rear Door Ajar Circuit Short To Ground (1)
B1340 Chime Input Request Circuit Short To Ground (4)
B1342 GEM Defective (5)
B1352 Ignition Key-In Circuit Failure (4)
B1355 Ignition RUN Circuit Failure (6)
B1359 Ignition RUN/ACC Circuit Failure (6)
B1365 Ignition Start Circuit Failure (6)
B1371 Illuminated Entry Relay Circuit Failure (1)
B1373 Illuminated Entry Relay Short To Power (1)
B1398 Driver Door One-Touch Window Relay Circuit Failure (7)
B1400 Driver Door One-Touch Window Relay Coil Circuit Short To Power (7)
B1404 Driver Door Window Down Switch Input Circuit Open (7)
B1405 Driver Door Window Down Switch Input Circuit Short To Power (7)
B1408 Driver Door Window Up Circuit Short To Power (7)
B1410 Driver Door Window Motor Circuit Failure (7)
B1426 Seat Belt Light Circuit Short To Power (3)
B1428 Seat Belt Light Circuit Failure (3)
B1431 Wiper Brake/Run Relay Circuit Failure (8)
B1432 Wiper Brake/Run Relay Circuit Short To Power (8)
B1434 Wiper High/Low Speed Relay Circuit Failure (8)
B1436 Wiper High/Low Speed Relay Circuit Short To Power (8)
B1438 Wiper Mode Select Switch Circuit Failure (8)
B1441 Wiper Mode Select Switch Short To Ground (8)
B1446 Wiper Park Sense Circuit Failure (8)
B1450 Wiper/Wash Interval Delay Switch Input Failure (8)
B1453 Wiper/Wash Interval Delay Switch Input Short To Ground (8)
B1458 Wiper/Washer Pump Motor Relay Circuit Failure (8)
B1460 Wiper/Washer Pump Motor Relay Coil Short To Power (8)
B1462 Seat Belt Switch Circuit Failure (4)
B1463 Seat Belt Switch Circuit Open (4)
B1466 Wiper High/Low Speed Not Switching (8)
B1467 Wiper Motor Hi/Low Speed Circuit Short To Power (8)
B1473 Wiper Motor Low Speed Circuit Failure (8)
B1475 Delayed Accessory Relay Contacts Short To Power (7)
B1476 Wiper Motor High Speed Circuit Failure (8)
B1483 Brake Pedal Input Circuit Failure (9)
B1485 Brake Pedal Input Circuit Short To Power (9)
B1577 Parking Light Input Circuit Short To Power (4)
B1610 Illuminated Entry Input Circuit Short To Ground (1)
B1840 Wiper Power Circuit Failure (8)
B2477 Module Configuration Failure (10)
P0500 Vehicle Speed Signal Circuit Failure (9)
(1) Test wiring for opens and/or shorts and repair as necessary. See appropriate wiring diagram in ILLUMINATION/INTERIOR LIGHTS article.
(2) Repair charging system concern. See GENERATORS & REGULATORS - RANGER article in STARTING & CHARGING SYSTEMS for testing procedures.
(3) See ANALOG INSTRUMENT PANELS - RANGER article for testing procedures.
(4) Test wiring for opens and/or shorts and repair as necessary. See appropriate wiring diagram in WARNING SYSTEMS article.
(5) Using NGS tester, retrieve and document all continuous DTCs. Perform Generic Electronic Module (GEM) self-test. If DTC B1342 is retrieved again, replace GEM.
(6) See STEERING COLUMN SWITCHES - RANGER for testing procedures.
(7) See POWER WINDOWS - RANGER article for testing procedures.
(8) See WIPER/WASHER SYSTEMS - RANGER article for testing procedures.
(9) See TRANSFER CASES article in TRANSMISSIONS for testing procedures.
(10) See PROGRAMMING  in this article.
POWERTRAIN CONTROL MODULE DIAGNOSTIC TROUBLE CODE INDEX (1)

DTC Description Perform Test
B1213 Anti-Theft Number Of Programmed Keys Below Minimum (2)
B1342 ECU Defective (3)
B1600 No Key Code Received, Damaged Encoded Ignition Key Or Use Of Non-PATS Key (2)
B1601 Unprogrammed Encoded Ignition Key (Unprogrammed Ignition Key) (2)
B1602 Invalid Key Code Format From Ignition Key Transponder (Partial Key Read) (2)
B1681 Transceiver Defective Or Not Connected (2)
B2103 Antenna Not Connected (2)
B2431 Key Program Failure (Defective Key Or Transceiver) (4)
(1) Passive Anti-Theft System (PATS) module is an integral part of the Powertrain Control Module (PCM). Codes listed in this table only apply to PATS related malfunctions. For a complete list of PCM Diagnostic Trouble Codes (DTCs), see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.
(2) See PASSIVE ANTI-THEFT SYSTEMS - RANGER article for testing procedures.
(3) Using NGS tester, retrieve and document all continuous DTCs. Perform Powertrain Control Module (PCM) self-test. If DTC B1342 is retrieved again, replace PCM.
(4) Verify correct PATS key is being used, if not, use new key.
CENTRAL SECURITY MODULE DIAGNOSTIC TROUBLE CODE INDEX

DTC Description Perform Test
B1309 Power Door Lock Circuit Short To Ground (1)
B1341 Power Door Unlock Circuit Short To Ground (1)
B1342 ECU Defective (2)
B1485 Brake Pedal Input Circuit (3)
B1522 Hood Switch Circuit Short To Ground (1)
B1526 Keyless Entry Circuit Short To Ground (1)
B1562 Door Lock Cylinder Circuit Short To Ground (1)
B2276 Less Than 2 Transmitters Programmed (1)
B2425 Keyless Entry Out Of Synchronization (1)
B2477 Module Configuration Failure (4)
(1) See POWER DOOR LOCKS & REMOTE KEYLESS ENTRY SYSTEMS - RANGER article for testing procedures.
(2) Using NGS tester, retrieve and document all continuous DTCs. Perform Central Security Module (CSM) self-test. If DTC B1342 is retrieved again, replace CSM.
(3) Repair 4-Wheel Drive system concern. See TRANSFER CASE article in TRANSMISSIONS for testing procedures.
(4) See PROGRAMMING  in this article.
RESTRAINTS CONTROL MODULE DIAGNOSTIC TROUBLE CODE INDEX

DTC (1) Description Perform Test
(2) RCM Disconnected, Inoperative, Or No/Low Ignition Feed (3)
B1342 RCM Internal Fault (4)
B1231 RCM Crash Data Memory Full (3)
B1921 RCM Bracket Ground Resistance High (3)
C1414 Incorrect Vehicle Identification Code (3)
B1887 Driver's Air Bag Circuit Short To Ground (3)
B1916 Driver's Air Bag Circuit Short To Power (3)
B1888 Passenger's Air Bag Circuit Short To Ground (3)
B1925 Passenger's Air Bag Circuit Short To Power (3)
B1932 Driver's Air Bag Circuit Resistance High (3)
B1933 Passenger's Air Bag Circuit Resistance High (3)
B1934 Driver's Air Bag Circuit Resistance Low (3)
B1935 Passenger's Air Bag Circuit Resistance Low (3)
B1871 Passenger's Air Bag Deactivation Switch Fault (3)
B1884 Passenger's Air Bag Deactivation Warning Light Inoperative (3)
B1890 Passenger's Air Bag Deactivation Warning Light Short To Power (3)
B1892 Air Bag Tone Warning Indicator Circuit Short To Ground Or Open (3)
B1891 Air Bag Tone Warning Indicator Circuit Short To Power (3)
B1869 Air Bag Indicator Inoperative (3)
B1870 Air Bag Indicator Short To Power (3)
B1877 Driver Pretensioner Circuit Resistance High (3)
B1885 Driver Pretensioner Circuit Resistance Low (3)
B1881 Passenger Pretensioner Circuit Resistance High (3)
B1886 Passenger Pretensioner Circuit Resistance Low (3)
B1878 Driver Pretensioner Circuit Shorted To Power Or Ignition (3)
B1879 Driver Pretensioner Circuit Shorted To Ground (3)
B1882 Passenger Pretensioner Circuit Shorted To Power Or Ignition (3)
B1883 Passenger Pretensioner Circuit Shorted To Ground (3)
B1318 Battery Voltage Low (5)
B2477 Module Configuration Failure (6)
(1) DTCs are listed in order of importance. Repair DTCs in order listed.
(2) Airbag light is continuously illuminated.
(3) Repair supplemental restraint system concern. See DIAGNOSIS & TESTING article in appropriate lemon-25(R) AIR BAG SERVICE & REPAIR MANUAL, DOMESTIC & IMPORTED MODELS.
(4) Using NGS tester, retrieve and document all continuous DTCs. Perform Restraint Control Module (RCM) self-test. If DTC B1342 is retrieved again, replace RCM.
(5) Ensure battery voltage is more than 9 volts. Service or replace battery as necessary.
(6) See PROGRAMMING  in this article.
4-WHEEL ANTI-LOCK BRAKE SYSTEM MODULE DIAGNOSTIC TROUBLE CODE INDEX

DTC Description Perform Test
B1342 ECU Defective (1)
B1485 Brake Pedal Position Switch Circuit Failure (2)
B1676 Battery Voltage Out Of Range (3)
B1939 Brake Pressure Switch Circuit Failure (3)
C1095 ABS Hydraulic Pump Motor Circuit Failure (3)
C1102 G-Switch Circuit Failure (3)
C1145 Right Front ABS Sensor Input Circuit Failure (3)
C1155 Left Front ABS Sensor Input Circuit Failure (3)
C1230 Rear ABS Sensor Input Circuit Failure (3)
C1233 Left Front ABS Sensor Output Signal Failure (3)
C1234 Right Front ABS Sensor Output Signal Failure (3)
C1237 Rear ABS Sensor Output Signal Failure (3)
(1) Using NGS tester, retrieve and document all continuous DTCs. Perform 4-Wheel Anti-Lock Brake System (4WABS) module self-test. If DTC B1342 is retrieved again, replace 4WABS module.
(2) Ignore DTC. DTC applies only to traction devices not equipped on this vehicle.
(3) Repair anti-lock brake system concern. See appropriate ANTI-LOCK article in BRAKES.
4-WHEEL DRIVE CONTROL MODULE DIAGNOSTIC TROUBLE CODE INDEX

DTC Description Perform Test
B1317 Battery Voltage High (1)
B1318 Battery Voltage Low (1)
B1342 ECU Defective (2)
B1355 Ignition Run Circuit Failure (3)
B1483 Brake Pedal Input Circuit Failure (3)
B1485 Brake Pedal Input Battery Short (3)
B1555 Ignition Run/Start Circuit Failure (3)
C1728 Transfer Case Unable To Transition Between 2WD High & 4WD High (4)
C1729 Transfer Case Unable To Transition Between 4WD High & 4WD Low (4)
P0500 Vehicle Speed Sensor Malfunction (3)
P1804 4WD High Indicator Circuit Failure (5)
P1806 4WD High Indicator Short To Power (5)
P1808 4WD Low Indicator Circuit Failure (5)
P1810 4WD Low Indicator Short To Power (5)
P1812 Transmission 4WD Mode Select Circuit Failure (3)
P1815 Transmission 4WD Mode Select Short Circuit To Ground (3)
P1816 Transmission Neutral Safety Switch Circuit Failure (3)
P1819 Transmission Neutral Safety Switch Short Circuit To Ground (3)
P1849 Transmission Transfer Case Contact Plate A Short Circuit To Ground (3)
P1853 Transmission Transfer Case Contact Plate B Short Circuit To Ground (3)
P1857 Transmission Transfer Case Contact Plate C Short Circuit To Ground (3)
P1861 Transmission Transfer Case Contact Plate D Short Circuit To Ground (3)
P1867 Transmission Transfer Case Contact Plate General Circuit Failure (3)
P1891 Transmission Transfer Case Contact Plate Ground Return Open Circuit (3)
(1) Repair charging system concern. See GENERATORS & REGULATORS - RANGER article in STARTING & CHARGING SYSTEMS for testing procedures.
(2) Using NGS tester, retrieve and document all continuous DTCs. Perform 4-Wheel Drive (4WD) control module self-test. If DTC B1342 is retrieved again, replace 4WD control module.
(3) Repair 4WD system concern. See TRANSFER CASE article in TRANSMISSIONS for testing procedures.
(4) Perform electronic shift function test. See TRANSFER CASE article in TRANSMISSIONS for testing procedures.
(5) Repair instrument panel indicator concern. See ANALOG INSTRUMENT PANELS - RANGER article.
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