C7.1 Industrial Engine and Generator Set Caterpillar


Diagnostic Code Cross Reference

Usage:

C7.1 770

Table 1
CDL Code  Description  J1939 Code  Flash Code 
N/A  No Diagnostic Code Detected  N/A  551 
1-2  Cylinder #1 Injector data incorrect  651-2  111 
1-5  Cylinder #1 Injector current below normal  651-5  111 
1-6  Cylinder #1 Injector current above normal  651-6  111 
2-2  Cylinder #2 Injector data incorrect  652-2  112 
2-5  Cylinder #2 Injector current below normal  652-5  112 
2-6  Cylinder #2 Injector current above normal  652-6  112 
3-2  Cylinder #3 Injector data incorrect  653-2  113 
3-5  Cylinder #3 Injector current below normal  653-5  113 
3-6  Cylinder #3 Injector current above normal  653-6  113 
4-2  Cylinder #4 Injector data incorrect  654-2  114 
4-5  Cylinder #4 Injector current below normal  654-5  114 
4-6  Cylinder #4 Injector current above normal  654-6  114 
5-2  Cylinder #5 Injector data incorrect  655-2  115 
5-5  Cylinder #5 Injector current below normal  655-5  115 
5-6  Cylinder #5 Injector current above normal  655-6  115 
6-2  Cylinder #6 Injector data incorrect  656-2  116 
6-5  Cylinder #6 Injector current below normal  656-5  116 
6-6  Cylinder #6 Injector current above normal  656-6  116 
18-5  Fuel Control Valve current below normal  1076-5 
18-6  Fuel Control Valve current above normal  1076-6 
41-3  8 Volt DC Supply voltage above normal  678-3  517 
41-4  8 Volt DC Supply voltage below normal  678-4  517 
91-2  Throttle Position Sensor erratic, intermittent, or incorrect  91-2  154 
91-3  Throttle Position Sensor voltage above normal  91-3  154 
91-4  Throttle Position Sensor voltage below normal  91-4  154 
91-8  Throttle Position Sensor abnormal frequency, pulse width, or period  91-08  154 
100-3  Engine Oil Pressure Sensor voltage above normal  100-3  157 
100-4  Engine Oil Pressure Sensor voltage below normal  100-4  157 
100-21  Engine Oil Pressure Sensor data drifted low  100-21  157 
110-3  Engine Coolant Temperature Sensor voltage above normal  110-3  168 
110-4  Engine Coolant Temperature Sensor voltage below normal  110-4  168 
168-2  Electrical System Voltage erratic, intermittent, or incorrect  168-2  511 
168-3  Electrical System Voltage voltage above normal  168-3  511 
168-4  Electrical System Voltage voltage Below normal  168-4  511 
172-3  Intake Manifold Air Temperature Sensor voltage above normal  105-3  133 
172-4  Intake Manifold Air Temperature Sensor voltage below normal  105-4  133 
174-3  Fuel Temperature Sensor voltage above normal  174-3  165 
174-4  Fuel Temperature Sensor voltage below normal  174-4  165 
190-8  Engine Speed Sensor abnormal frequency, pulse width, or period  190-8  141 
247-9  SAE J1939 Data Link abnormal update rate  514 
253-2  Personality Module erratic, intermittent, or incorrect  631-2  415 
261-11  Engine Timing Offset fault  637-11  143 
262-3  5 Volt Sensor DC Power Supply voltage above normal  3509-3  516 
262-4  5 Volt Sensor DC Power Supply voltage below normal  3509-4  516 
268-2  Programmed Parameter Fault erratic, intermittent, or incorrect  630-2  527 
274-3  Atmospheric Pressure Sensor voltage above normal  108-3  152 
274-4  Atmospheric Pressure Sensor voltage below normal  108-4  152 
274-13  Atmospheric Pressure Sensor calibration required  108-13  152 
274-21  Atmospheric Pressure Sensor data drifted low  108-21  152 
342-8  Secondary Engine Speed Sensor abnormal frequency, pulse width, or period  723-8  142 
526-5  Turbo Wastegate Drive current below normal  1188-5  177 
526-6  Turbo Wastegate Drive current above normal  1188-6  177 
535-3  Exhaust Temperature Sensor voltage above normal  3241-3  185 
535-4  Exhaust Temperature Sensor voltage below normal  3241-4  185 
774-2  Secondary Throttle Position Sensor erratic, intermittent, or incorrect  29-2  155 
774-3  Secondary Throttle Position Sensor voltage above normal  29-3  155 
774-4  Secondary Throttle Position Sensor voltage below normal  29-4  155 
774-8  Secondary Throttle Position Sensor abnormal frequency, pulse width, or period  29-8  155 
1634-2  Idle Validation Switch #1 erratic, intermittent or incorrect  558-2  245 
1635-2  Idle Validation Switch #2 erratic, intermittent or incorrect  2970-2  246 
1639-9  Machine Security System Module abnormal update rate  1196-9  426 
1743-2  Engine Operation Mode Selector Switch erratic, intermittent, or incorrect  2882-2  144 
1785-3  Intake Manifold Pressure Sensor voltage above normal  3563-3  197 
1785-4  Intake Manifold Pressure Sensor voltage below normal  3563-4  197 
1785-13  Intake Manifold Pressure Sensor calibration required  3563-13  197 
1785-21  Intake Manifold Pressure Sensor data drifted low  3563-21  197 
1797-3  Fuel Rail Pressure Sensor voltage above normal  157-3  159 
1797-4  Fuel Rail Pressure Sensor voltage below normal  157-4  159 
1834-2  Ignition Key Switch loss of signal  158-2  429 
2131-3  5 Volt Sensor DC Power Supply #2 voltage above normal  3510-3  528 
2131-4  5 Volt Sensor DC Power Supply #2 voltage below normal  3510-4  528 
2246-6  Glow Plug Start Aid Relay current above normal  676-6  199 
2417-5  Ether Injection Control Solenoid current below normal  626-5  233 
2417-6  Ether Injection Control Solenoid current above normal  626-6  233 
2452-3  DPF #1 Intake Temperature Sensor voltage above normal  3242-3  224 
2452-4  DPF #1 Intake Temperature Sensor voltage below normal  3242-4  224 
2458-3  DPF #1 Differential Pressure Sensor voltage above normal  3251-3  222 
2458-4  DPF #1 Differential Pressure Sensor voltage below normal  3251-4  222 
2458-13  DPF #1 Differential Pressure Sensor calibration required  3251-13  222 
2460-3  ARD Fuel Pressure #1 Sensor voltage above normal  3480-3  219 
2460-4  ARD Fuel Pressure #1 Sensor voltage below normal  3480-4  219 
2461-5  ARD Fuel Pressure #1 Control current below normal  3479-5  216 
2461-6  ARD Fuel Pressure #1 Control current above normal  3479-6  216 
2465-5  Aftertreatment #1 Ignition Transformer Primary current below normal  3484-5  243 
2465-6  Aftertreatment #1 Ignition Transformer Primary current above normal  3484-6  243 
2489-5  ARD Air Pressure Control Actuator current below normal  3487-5  211 
2489-6  ARD Air Pressure Control Actuator current above normal  3487-6  211 
2490-3  ARD Air Pressure Control Actuator Position Sensor voltage above normal  3488-3  212 
2490-4  ARD Air Pressure Control Actuator Position Sensor voltage below normal  3488-4  212 
2526-3  Air Inlet Temperature Sensor voltage above normal  172-3  232 
2526-4  Air Inlet Temperature Sensor voltage below normal  172-4  232 
3180-5  Aftertreatment #1 Ignition Transformer Secondary current below normal  4265-5  244 
3180-6  Aftertreatment #1 Ignition Transformer Secondary current above normal  4265-6  244 
3182-5  Aftertreatment #1 Fuel Injector #1 Heater current below normal  4301-5  215 
3182-6  Aftertreatment #1 Fuel Injector #1 Heater current above normal  4301-6  215 
3385-3  Engine Exhaust Gas Recirculation Intake Pressure Sensor voltage above normal  3358-3  231 
3385-4  Engine Exhaust Gas Recirculation Intake Pressure Sensor voltage below normal  3358-4  231 
3385-13  Engine Exhaust Gas Recirculation Intake Pressure Sensor calibration required  3358-13  231 
3385-21  Engine Exhaust Gas Recirculation Intake Pressure Sensor data drifted low  3358-21  231 
3386-3  Engine Exhaust Gas Recirculation Intake Pressure Sensor voltage above normal  412-3  227 
3386-4  Engine Exhaust Gas Recirculation Intake Pressure Sensor voltage below normal  412-4  227 
3387-3  EGR Differential Pressure Sensor voltage above normal  411-3  237 
3387-4  EGR Differential Pressure Sensor voltage below normal  411-4  237 
3387-13  EGR Differential Pressure Sensor calibration required  411-13  237 
3397-2  DPF #1 Soot Loading Sensor erratic, intermittent, or incorrect  4783-2  226 
3397-3  DPF #1 Soot Loading Sensor voltage above normal  4783-3  226 
3397-4  DPF #1 Soot Loading Sensor voltage below normal  4783-4  226 
3397-9  DPF #1 Soot Loading Sensor abnormal update rate  4783-9  226 
3397-12  DPF #1 Soot Loading Sensor failure  4783-12  226 
3397-13  DPF #1 Soot Loading Sensor calibration required  4783-13  226 
3397-21  DPF #1 Soot Loading Sensor data drifted low  4783-21  226 
3405-5  Engine Exhaust Gas Recirculation Valve Control current below normal  2791-5  228 
3405-6  Engine Exhaust Gas Recirculation Valve Control current above normal  2791-6  228 
3407-3  Engine Exhaust Gas Recirculation Valve Position Sensor voltage above normal  27-3  229 
3407-4  Engine Exhaust Gas Recirculation Valve Position Sensor voltage below normal  27-4  229 
3427-5  Aftertreatment Fuel Pump Relay current below normal  5423-5  218 
3427-6  Aftertreatment Fuel Pump Relay current above normal  5423-6  218 
3464-3  DPF #1 Intake Pressure Sensor voltage above normal  3609-3  223 
3464-4  DPF #1 Intake Pressure Sensor voltage below normal  3609-4  223 
3464-13  DPF #1 Intake Pressure Sensor calibration required  3609-13  223 
3464-21  DPF #1 Intake Pressure Sensor data drifted low  3609-21  223 
3468-2  Aftertreatment #1 Identification Number Module erratic, intermittent, or incorrect  5576-2 
3468-8  Aftertreatment #1 Identification Number Module abnormal frequency, pulse width, or period  5576-8 
3468-14  Aftertreatment #1 Identification Number Module special instruction  5576-14 
3493-3  ARD Supply Air Pressure Sensor voltage above normal  3837-3 
3493-4  ARD Supply Air Pressure Sensor voltage below normal  3837-4 
3493-13  ARD Supply Air Pressure Sensor calibration required  3837-13 
3493-21  ARD Supply Air Pressure Sensor data drifted low  3837-21 
3514-5  Engine Throttle Actuator Control Command current below normal  3464-5  251 
3514-6  Engine Throttle Actuator Control Command current above normal  3464-6  251 
3515-3  Engine Throttle Valve Position Sensor voltage above normal  51-3  252 
3515-4  Engine Throttle Valve Position Sensor voltage below normal  51-4  252 
3547-3  Water in Fuel System Switch voltage above normal  97-3 
Event Codes 
E232-1  High Fuel/Water Separator Water Level - Warning  97-15 
E232-2  High Fuel/Water Separator Water Level - Derate  97-16 
E360-1  Low Engine Oil Pressure - Warning  100-17  157 
E360-3  Low Engine Oil Pressure - Shutdown  100-01  157 
E361-1  High Engine Coolant Temperature - Warning  110-15  168 
E361-2  High Engine Coolant Temperature - Derate  110-16  168 
E361-3  High Engine Coolant Temperature - Shutdown  110-0  168 
E362-1  Engine Overspeed - Warning  190-15  141 
E363-1  High Fuel Supply Temperature - Warning  174-15  165 
E363-2  High Fuel Supply Temperature - Derate  174-16  165 
E396-2  High Fuel Rail Pressure - Warning  157-16  159 
E398-2  Low Fuel Rail Pressure - Warning  157-18  159 
E499-3  Fuel Rail #1 Pressure Leak - Shutdown  1239-0  159 
E539-1  High Intake Manifold Air Temperature - Warning  105-15  133 
E539-2  High Intake Manifold Air Temperature - Derate  105-16  133 
E583-1  High Air Inlet #1 Differential Pressure - Warning  107-15  151 
E593-2  Aftertreatment Insufficient Temperature to Complete Regeneration - Derate  3711-31  214 
E991-3  DPF Active Regeneration Inhibited Due to Permanent System Lockout - Shutdown  3715-31 
E992-3  DPF Active Regeneration Inhibited Due to Temporary System Lockout - Shutdown  3714-31 
E993-2  DPF Active Regeneration Inhibited Due to Inhibit Switch  3703-31 
E995-2  High DPF #1 Soot Loading - Derate  3719-16  226 
E995-3  High DPF #1 Soot Loading - Shutdown  3719-0  226 
E997-1  High DPF #1 Ash Loading - Warning  3720-15 
E997-2  High DPF #1 Ash Loading - Derate  3720-16 
E1008-1  High DPF #1 Intake Temperature - Warning  3242-15  224 
E1008-2  High DPF #1 Intake Temperature - Derate  3242-16  224 
E1014-2  Low DPF #1 Intake Temperature - Derate  3242-18  224 
E1025-2  Aftertreatment #1 Loss of Ignition - Derate  3473-31  244 
E1026-1  Aftertreatment #1 Loss of Combustion - Warning  3474-14 
E1026-2  Aftertreatment #1 Loss of Combustion - Derate  3474-31 
E1041-2  ARD Air Pressure Control Actuator Not Responding To Command - Derate  3487-7  211 
E1044-2  High Intake Manifold Pressure - Derate  102-16  197 
E1045-2  Low Intake Manifold Pressure - Derate  102-18  197 
E1050-1  High Aftertreatment #1 Fuel Pressure #1 - Warning  3480-15  219 
E1050-2  High Aftertreatment #1 Fuel Pressure #1 - Derate  3480-16  219 
E1052-1  Low Aftertreatment #1 Fuel Pressure #1 - Warning  3480-17  219 
E1052-2  Low Aftertreatment #1 Fuel Pressure #1 - Derate  3480-18  219 
E1070-1  Aftertreatment Fuel Injector #1 not responding - Warning  3556-7 
E1092-1  High Engine Exhaust Gas Recirculation Temperature - Warning  412-15  227 
E1092-2  High Engine Exhaust Gas Recirculation Temperature - Derate  412-16  227 
E1121-2  Engine Exhaust Gas Recirculation Valve Control Not Responding to Command - Derate  2791-7  228 
E1154-1  Low DPF #1 Intake Pressure - Warning  3609-17  223 
E1154-2  Low DPF #1 Intake Pressure - Derate  3609-18  223 
E1156-1  High DPF #1 Intake Pressure - Warning  3609-15  223 
E1170-1  Low Aftertreatment #1 Secondary Air Pressure - Warning  3837-17 
E1239-1  DPF #1 Conditions Not Met for Active Regeneration  3750-31 
E1262-1  Engine Throttle Actuator 1 Control Command not responding properly  3464-7 
E1264-2  High Pressure Common Rail Fuel Pressure Relief Valve Active - Derate  5571-0  159 
E1305-1  Initial Assembly Aftertreatment #1 Regeneration Required - Warning  3483-11 
E1319-2  Engine Exhaust Gas Recirculation Mass Flow Rate Not Responding - Derate  2659-7 
E2143-3  Low Engine Coolant Level - Shutdown  111-01  169 

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