Repair manual
Cadillac Eldorado IX Repair Manual
Step-by-step repair and maintenance instructions for the Cadillac Eldorado IX (1986–1991): removal, installation, adjustment, diagnostics and parameter checks with illustrations.
63sections
362articles
ENManual language
- SELF-DIAGNOSTIC SYSTEM CHECK
- CHART B1 - ODOMETER POWER/GROUND PROBLEM
- CHART B2 - BCM-TO-IPC COMMUNICATION PROBLEM
- CHART B3 - CCDIC PROBLEM
- CHART B4 - BCM-TO-CPS POWER/GROUND PROBLEM
- CHART B5 - VACUUM FLUORESCENT POWER SUPPLY PROBLEM
- CHART B6 - IPCTO-CPS POWER/GROUND PROBLEM
- CHART B7 - BCM-TO-CPS WAKE-UP SIGNAL PROBLEM
- CHART B8 - POWER LOSS FROM CPS TO OTHER COMPONENTS
- CHART C1 - CCDIC SYMPTOM DIAGNOSIS
- CHART C2 - CCDIC COMPLETELY BLANK
- CHART C3 - CCDIC DISPLAY READS "SYSTEM PROBLEM"
- CHART C4 - CCDIC "TIME/TEMP" BUTTON DOESN'T RESPOND
- BCM TROUBLE CODE IDENTIFICATION
- BCM CODE B110 - OUTSIDE AIR TEMPERATURE SENSOR CKT
- NOTES ON INTERMITTENTS
- BCM CODE B111 - A/C HIGH SIDE TEMPERATURE SENSOR CKT
- BCM CODE B112 - A/C LOW SIDE TEMPERATURE SENSOR CKT
- BCM CODE B113 - IN-CAR TEMPERATURE SENSOR CIRCUIT
- BCM CODE B115 - SUNLOAD TEMPERATURE SENSOR
- BCM CODE B119 - TWILIGHT PHOTOCELL CIRCUIT
- BCM CODE B120 - TWILIGHT DELAY POT CIRCUIT
- BCM CODES B120 & B122 - TWILIGHT DELAY & PANEL DIMMING
- BCM CODE B121 - TWILIGHT ENABLE SWITCH
- BCM CODE B122 - PANEL LIGHT DIMMING POT CIRCUIT
- BCM CODE B123 - COURTESY LIGHT SWITCH
- BCM CODE B124 - VEHICLE SPEED SENSOR CIRCUIT
- BCM CODE B127 - PRND321 SENSOR
- BCM CODE B334 - LOSS OF ECM DATA
- HISTORY CODES EO47, B334, B335, B336 & B337
- HISTORY CODES EO47 & B334
- HISTORY CODES EO47 & B337
- HISTORY CODES EO47, B334 & B337
- HISTORY CODES EO47, B334, B335 & B337
- HISTORY CODES B335, B336 & B337
- HISTORY CODES B355 & B336
- HISTORY CODES B335 & B337
- BCM CODE B335 - LOSS OF CCDIC DATA
- BCM CODE B336 - LOSS OF IPC DATA
- BCM CODE B337 - LOSS OF A/C-HEATER PROGRAMMER DATA
- BCM CODE B410 - CHARGING SYSTEM CIRCUIT
- BCM CODE B411 & 412 - BATTERY VOLTAGE LOW OR HIGH
- BCM CODE B420 - RELAY CIRCUITS
- BCM CODE B420 - COURTESY LIGHT RELAY CIRCUIT
- BCM CODE B420 - TWILIGHT RELAYS CIRCUIT
- BCM CODE B420 - HIGH/LOW BEAM RELAYS CIRCUIT
- BCM CODE B420 - RETAINED ACCESSORY POWER RELAYS CKT
- BCM CODE B440 - A/C-HEATER AIR MIX DOOR CKT PROBLEM
- BCM CODE B441 - COOLING FANS PROBLEM
- BCM CODES B446, B447 & B448 - LOW REFRIGERANT PRESSURE
- BCM CODE B449 - A/C-HEATER HIGH SIDE TEMPERATURE TOO HIGH
- BCM CODE B450 - COOLANT HIGH TEMPERATURE (A/C)
- BCM CODE B552 - KEEP ALIVE MEMORY ERROR
- BCM CODE B556 - ODOMETER EEPROM ERROR
- EEPROM REPLACEMENT PROCEDURE
- ENTERING DIAGNOSTIC MODE - TESTING
- SEGMENT CHECK
- TROUBLE CODE DISPLAY
- SYSTEM SELECTION
- TEST TYPE SELECTION
- TEST CHOICE SELECTION
- "CLEAR CODES?" SELECTION
- ECM "SNAPSHOT?" SELECTION
- BCM "SNAPSHOT?" SELECTION
- EXITING DIAGNOSTIC MODE
- ECM DATA DISPLAYS IDENTIFICATION
- ECM "ED01" DATA CODE
- ECM "ED02" DATA CODE
- ECM "ED03" DATA CODE
- ECM "ED04" DATA CODE
- ECM "ED05" DATA CODE
- ECM "ED06" DATA CODE
- ECM "ED07" DATA CODE
- ECM "ED08" DATA CODE
- ECM "ED10" DATA CODE
- ECM "ED11" DATA CODE
- ECM "ED12" DATA CODE
- ECM "ED18" DATA CODE
- ECM "ED19" DATA CODE
- ECM "ED26" DATA CODE
- ECM "ED70" DATA CODE
- ECM "ED98" DATA CODE
- ECM "ED99" DATA CODE
- INPUT DISPLAYS
- ECM "EI71" INPUT CODE
- ECM "EI72" INPUT CODE
- ECM "EI74" INPUT CODE
- ECM "EI78" INPUT CODE
- ECM "EI79" INPUT CODE
- ECM "EI80" INPUT CODE
- ECM "EI81" INPUT CODE
- OUTPUT DISPLAYS
- ECM "EO00" OUTPUT CODE
- ECM "EO01" OUTPUT CODE
- ECM "EO02" OUTPUT CODE
- ECM "EO03" OUTPUT CODE
- ECM "EO04" OUTPUT CODE
- ECM "EO05" OUTPUT CODE
- ECM "EO06" OUTPUT CODE
- ECM "EO07" OUTPUT CODE
- ECM "EO08" OUTPUT CODE
- ECM "EO09" OUTPUT CODE
- ECM "EO99" OUTPUT CODE
- OVERRIDE DISPLAYS
- ECM "ES00" OVERRIDE CODE
- ECM "ES01" OVERRIDE CODE
- ECM "ES02" OVERRIDE CODE
- ECM "ES03" OVERRIDE CODE
- ECM "ES04" OVERRIDE CODE
- FIXED SPARK MODE (SETTING IGNITION TIMING)
- DFI PERFORMANCE FLOW CHART DEFINITIONS
- VISUAL INSPECTION
- DFI SYSTEM CHECK
- CHART A1 (1 OF 2)
- CHART A1 CONTINUED (2 OF 2)
- CHART A2 - "ENG CONTROL SYSTEM" LIGHT ON (NO CODES PRESENT
- CHART A3 - NO START OR STALL AFTER START
- CHART A4A - FUEL SYSTEM DIAGNOSIS
- CHART A4B - FUEL PRESSURE OUT OF RANGE
- CHART A5 (1 OF 2)
- CHART A5 (2 OF 2)
- CHART A6 - OXYGEN SENSOR NOT READY
- CHART A7 - LEAN EXHAUST SIGNAL
- CHART A8 - RICH EXHAUST SIGNAL
- CHART A9 - OXYGEN SENSOR DIAGNOSIS
- CHART C1 - ECM REPLACEMENT CHECK
- CHART C3 - CANISTER PURGE DIAGNOSIS
- FUNCTIONAL TEST OF FUEL VAPOR CANISTER
- CHART C4 - EST SYSTEM CHECK
- CHART C6 - AIR MANAGEMENT DIAGNOSIS
- CHART C7 - EGR DIAGNOSIS
- DIAGNOSTIC AIDS
- CHART C8 - VCC DIAGNOSIS
- SELF-DIAGNOSTIC SYSTEM CHECK INFORMATION
- TROUBLE CODE/SYMPTOM IDENTIFICATION
- ECM CHART A - MULTIPLE CODES STORED HARD
- CHART A1
- CHART A2
- CHART A3
- ECM CODE EO12 - NO DISTRIBUTOR (TACH) SIGNAL
- Notes On Intermittents
- ECM CODE EO13 - OXYGEN SENSOR NOT READY
- ECM CODE EO14 - SHORTED COOLANT SENSOR CIRCUIT
- ECM CODE EO15 - OPEN COOLANT SENSOR CIRCUIT
- ECM CODE EO16 - ALTERNATOR VOLTAGE OUT OF RANGE
- ECM CODE EO18 - OPEN CRANK SIGNAL CIRCUIT
- ECM CODE EO19 - SHORTED FUEL PUMP CIRCUIT
- ECM CODE EO20 - OPEN FUEL PUMP CIRCUIT (FUSE NOT BLOWN)
- ECM CODE EO20 - OPEN FUEL PUMP CIRCUIT (BLOWN FUSE)
- Test Conditions
- Failure Conditions
- Action
- ECM CODE EO22 - OPEN TPS CIRCUIT
- ECM CODE EO23 - EST CIRCUIT PROBLEM (2 OF 2)
- ECM CODE EO24 - SPEED SENSOR CIRCUIT PROBLEM
- ECM CODE EO26 - SHORTED THROTTLE SWITCH CIRCUIT
- ECM CODE EO27 - OPEN THROTTLE SWITCH CIRCUIT
- NOTES ON INTERMITTENT
- NOTES ON INTERMETTENTS
- ECM CODE EO48 - EGR SYSTEM FAULT (2 OF 2)
- ECM INPUT DATA CODE IDENTIFICATION
- ECM INPUT CODE EI71 - VCC BRAKE SWITCH CIRCUIT
- ECM INPUT CODE EI72 - THROTTLE SWITCH CIRCUIT
- ECM INPUT CODE EI74 - PARK/NEUTRAL SWITCH CIRCUIT
- ECM INPUT CODE EI78 - POWER STEERING PRESSURE SWITCH CIRCUIT
- ECM INPUT CODE EI79 - CRUISE CONTROL ENABLE ON/OFF INPUT
- ECM INPUT CODE EI80 - CRUISE CONTROL SET/COAST INPUT
- ECM INPUT CODE EI81 - CRUISE CONTROL RESUME/ACCEL INPUT
- TESTING INFORMATION
- CCDIC SEGMENT CHECK
- SYSTEM PERFORMANCE TEST CHART IDENTIFICATION
- SYSTEM TEST CHART IDENTIFICATION
- FIXED SPARK MODE (SETTING IGNITION TIMING)
- DFI SYSTEM CHECK
- DFI CHART B1 - RESTRICTED EXHAUST CHECK
- FUNCTIONAL TEST OF FUEL VAPOR CANISTER
- Diagnostic Aids
- SELF-DIAGNOSTIC SYSTEM CHECK
- CHART C3 - CCDIC DISPLAY READS "SYSTEM PROBLEM"
- CHART C4 - CCDIC DISPLAY READS "SYSTEM PROBLEM"