Isuzu KB P190. Manual - part 833

Engine Management – V6 – Diagnostics 

Page 6C1-2–54 

 

DTC Description 

Diagnostic 

Table 

P0268  Injector 3 Control Circuit High Voltage 

7.14  DTC P0201, P0202, P0203, P0204, 

P0205, P0206, P0261, P0262, P0264, 
P0265, P0267, P0268, P0270, P0271, 
P0273, P0274, P0276 or P0277 

P0270  Injector 4 Control Circuit Low Voltage 

7.14  DTC P0201, P0202, P0203, P0204, 

P0205, P0206, P0261, P0262, P0264, 
P0265, P0267, P0268, P0270, P0271, 
P0273, P0274, P0276 or P0277 

P0271  Injector 4 Control Circuit High Voltage 

7.14  DTC P0201, P0202, P0203, P0204, 

P0205, P0206, P0261, P0262, P0264, 
P0265, P0267, P0268, P0270, P0271, 
P0273, P0274, P0276 or P0277 

P0273  Injector 5 Control Circuit Low Voltage 

7.14  DTC P0201, P0202, P0203, P0204, 

P0205, P0206, P0261, P0262, P0264, 
P0265, P0267, P0268, P0270, P0271, 
P0273, P0274, P0276 or P0277 

P0274  Injector 5 Control Circuit High Voltage 

7.14  DTC P0201, P0202, P0203, P0204, 

P0205, P0206, P0261, P0262, P0264, 
P0265, P0267, P0268, P0270, P0271, 
P0273, P0274, P0276 or P0277 

P0276  Injector 6 Control Circuit Low Voltage 

7.14  DTC P0201, P0202, P0203, P0204, 

P0205, P0206, P0261, P0262, P0264, 
P0265, P0267, P0268, P0270, P0271, 
P0273, P0274, P0276 or P0277 

P0277  Injector 6 Control Circuit High Voltage 

7.14  DTC P0201, P0202, P0203, P0204, 

P0205, P0206, P0261, P0262, P0264, 
P0265, P0267, P0268, P0270, P0271, 
P0273, P0274, P0276 or P0277 

P0300  Engine Misfire Detected 

7.16  DTC P0300 

P0301  Cylinder 1 Misfire Detected 

7.17  DTC P0301, P0302, P0303, P0304, P0305 

or P0306 

P0302  Cylinder 2 Misfire Detected 

7.17  DTC P0301, P0302, P0303, P0304, P0305 

or P0306 

P0303  Cylinder 3 Misfire Detected 

7.17  DTC P0301, P0302, P0303, P0304, P0305 

or P0306 

P0304  Cylinder 4 Misfire Detected 

7.17  DTC P0301, P0302, P0303, P0304, P0305 

or P0306 

P0305  Cylinder 5 Misfire Detected 

7.17  DTC P0301, P0302, P0303, P0304, P0305 

or P0306 

P0306  Cylinder 6 Misfire Detected 

7.17  DTC P0301, P0302, P0303, P0304, P0305 

or P0306 

P0324  Knock Sensor Module Performance 

7.18  DTC P0324 

P0327  Knock Sensor Circuit Low Frequency (Bank 1) 

7.19  DTC P0327, P0328, P0332 or P0333 

P0328  Knock Sensor Circuit High Frequency (Bank 1) 

7.19  DTC P0327, P0328, P0332 or P0333 

P0332  Knock Sensor Circuit Low Frequency (Bank 2) 

7.19  DTC P0327, P0328, P0332 or P0333 

P0333  Knock Sensor Circuit High Frequency (Bank 2) 

7.19  DTC P0327, P0328, P0332 or P0333 

P0335  Crankshaft Position Sensor Circuit Malfunction 

7.20  DTC P0335, P0336, P0337 or P0338 

P0336  Crankshaft Position Sensor Signal Range / Performance 

7.20  DTC P0335, P0336, P0337 or P0338 

P0337  Crankshaft Position Sensor Circuit Low Duty Cycle 

7.20  DTC P0335, P0336, P0337 or P0338 

P0338  Crankshaft Position Sensor Circuit High Duty Cycle 

7.20  DTC P0335, P0336, P0337 or P0338 

Engine Management – V6 – Diagnostics 

Page 6C1-2–55 

 

DTC Description 

Diagnostic 

Table 

P0341  Intake Camshaft Position Sensor Range / Performance 

(Bank 1) 

7.21  DTC P0341, P0342 or P0343 

P0342  Intake Camshaft Position Sensor Low Voltage (Bank 1) 

7.21  DTC P0341, P0342 or P0343 

P0343  Intake Camshaft Position Sensor High Voltage (Bank 1) 

7.21  DTC P0341, P0342 or P0343 

P0351  Ignition Coil Cylinder 1 Circuit Malfunction 

7.22  DTC P0351, P0352, P0353, P0354, 

P0355, P0356, P2300, P2301, P2303, 
P2304, P2306, P2307, P2309, P2310, 
P2312, P2313, P2315 or P2316  

P0352  Ignition Coil Cylinder 2 Circuit Malfunction 

7.22  DTC P0351, P0352, P0353, P0354, 

P0355, P0356, P2300, P2301, P2303, 
P2304, P2306, P2307, P2309, P2310, 
P2312, P2313, P2315 or P2316  

P0353  Ignition Coil Cylinder 3 Circuit Malfunction 

7.22  DTC P0351, P0352, P0353, P0354, 

P0355, P0356, P2300, P2301, P2303, 
P2304, P2306, P2307, P2309, P2310, 
P2312, P2313, P2315 or P2316  

P0354  Ignition Coil Cylinder 4 Circuit Malfunction 

7.22  DTC P0351, P0352, P0353, P0354, 

P0355, P0356, P2300, P2301, P2303, 
P2304, P2306, P2307, P2309, P2310, 
P2312, P2313, P2315 or P2316  

P0355  Ignition Coil Cylinder 5 Circuit Malfunction 

7.22  DTC P0351, P0352, P0353, P0354, 

P0355, P0356, P2300, P2301, P2303, 
P2304, P2306, P2307, P2309, P2310, 
P2312, P2313, P2315 or P2316  

P0356  Ignition Coil Cylinder 6 Circuit Malfunction 

7.22  DTC P0351, P0352, P0353, P0354, 

P0355, P0356, P2300, P2301, P2303, 
P2304, P2306, P2307, P2309, P2310, 
P2312, P2313, P2315 or P2316  

P0420  Catalytic System – Low Efficiency (Bank 1) 

7.23  DTC P0420 or P0430 

P0430  Catalytic System – Low Efficiency (Bank 2) 

7.23  DTC P0420 or P0430 

P0443  Evaporative Emission Control System Purge Solenoid 

Circuit Malfunction 

7.24  DTC P0443, P0458 or P0459 

P0458  Evaporative Emission Control System Purge Solenoid 

Circuit Low Voltage 

7.24  DTC P0443, P0458 or P0459 

P0459  Evaporative Emission Control System Purge Solenoid 

Circuit High Voltage 

7.24  DTC P0443, P0458 or P0459 

P0460  Fuel Level Sensor Range / Performance 

7.25  DTC P0460, P0461, P0462 or P0463 

P0461  Fuel Level Sensor Range / Performance 

7.25  DTC P0460, P0461, P0462 or P0463 

P0462   Fuel Level Sensor Low Voltage 

7.25  DTC P0460, P0461, P0462 or P0463 

P0463  Fuel Level Sensor High Voltage 

7.25  DTC P0460, P0461, P0462 or P0463 

P0480  Cooling Fan Relay 1 Circuit Malfunction 

7.26  DTC P0480, P0691 or P0692 

P0500  Vehicle Speed Sensor Circuit Malfunction 

7.27  DTC P0500 

P0504  Brake Switch Circuit Malfunction 

7.28  DTC P0504 or P0571 

P0506  Idle Speed Control rpm Too Low 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

P0507  Idle Speed Control rpm Too High 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

P0513  Wrong Transponder Key 

7.30  DTC P0513, P0633, P1629, P1632, 

P1677, P1678 or P1679 

P0521  Oil Pressure Sensor Range / Performance 

7.31  DTC P0521, P0522 or P0523 

Engine Management – V6 – Diagnostics 

Page 6C1-2–56 

 

DTC Description 

Diagnostic 

Table 

P0522  Oil Pressure Sensor Voltage Low 

7.31  DTC P0521, P0522 or P0523 

P0523  Oil Pressure Sensor Voltage High 

7.31  DTC P0521, P0522 or P0523 

P0532  A/C Pressure Sensor Voltage Low 

7.32  DTC P0532 or P0533 

P0533  A/C Pressure Sensor Voltage High 

7.32  DTC P0532 or P0533 

P0560  System Voltage Malfunction 

7.33  DTC P0560, P0562 or P0563 

P0562  System Voltage Low Voltage 

7.33  DTC P0560, P0562 or P0563 

P0563  System Voltage High Voltage 

7.33  DTC P0560, P0562 or P0563 

P0571  Cruise Control Brake Switch Circuit 

7.28  DTC P0504 or P0571 

P0601  Replace Electronic Control Unit (ECU) 

7.34  DTC P0601, P0602, P0604 or P0606 

P0602  Program Electronic Control Unit (ECU) 

7.34  DTC P0601, P0602, P0604 or P0606 

P0604  Replace Electronic Control Unit (ECU) 

7.34  DTC P0601, P0602, P0604 or P0606 

P0606  Replace Electronic Control Unit (ECU) 

7.34  DTC P0601, P0602, P0604 or P0606 

P0615  Starter Relay Circuit Malfunction 

7.35  DTC P0615, P0616 or P0617 

P0616  Starter Relay Circuit Low Voltage 

7.35  DTC P0615, P0616 or P0617 

P0617  Starter Relay Circuit High Voltage 

7.35  DTC P0615, P0616 or P0617 

P0625  Alternator F Terminal Low Voltage 

7.36  DTC P0625 or P0626 

P0626  Alternator F Terminal High Voltage 

7.36  DTC P0625 or P0626 

P0627  Fuel Pump Relay Circuit Malfunction 

7.37  DTC P0627, P0628 or P0629 

P0628  Fuel Pump Relay Voltage Low 

7.37  DTC P0627, P0628 or P0629 

P0629  Fuel Pump Relay Voltage High 

7.37  DTC P0627, P0628 or P0629 

P0633  Immobiliser Function Not Programmed 

7.30  DTC P0513, P0633, P1629, P1632, 

P1677, P1678 or P1679 

P0638  Commanded Versus Actual Throttle Position Correlation 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

P0645  A/C Relay Circuit Malfunction 

7.38  DTC P0645, P0646 or P0647 

P0646  A/C Relay Voltage Low 

7.38  DTC P0645, P0646 or P0647 

P0647  A/C Relay Voltage High 

7.38  DTC P0645, P0646 or P0647 

P0685  Engine Control Ignition Relay Circuit Malfunction 

7.39  DTC P0685, P0686 or P0687 

P0686  Engine Control Ignition Relay Circuit Low Voltage 

7.39  DTC P0685, P0686 or P0687 

P0687  Engine Control Ignition Relay Circuit High Voltage 

7.39  DTC P0685, P0686 or P0687 

P0691  Cooling Fan Relay 1 Circuit Low Voltage 

7.26  DTC P0480, P0691 or P0692 

P0692  Cooling Fan Relay 1 Circuit High Voltage 

7.26  DTC P0480, P0691 or P0692 

P0700  Malfunction Indicator (MI) Request from Transmission 

Control Module (TCM) 

7.40 DTC P0700 

P0704  Clutch Switch Input Circuit Malfunction 

7.41  DTC P0704 

P0850  Park / Neutral Signal Circuit Incorrect Signal 

7.42  DTC P0850 

P1258  Engine Coolant Over Temperature – Protection Mode 

Active 

7.8  DTC P0116, P0117, P0118, P0125 or 

P1258 

P1551  Throttle Control Lower Position Not Reached during 

Learning Mode 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

Engine Management – V6 – Diagnostics 

Page 6C1-2–57 

 

DTC Description 

Diagnostic 

Table 

P1629  Immobiliser Fuel Enable Signal Not Received 

7.30  DTC P0513, P0633, P1629, P1632, 

P1677, P1678 or P1679 

P1632  Immobiliser Fuel Disable Signal Received 

7.30  DTC P0513, P0633, P1629, P1632, 

P1677, P1678 or P1679 

P1648  Wrong Security Code Entered 

7.43  DTC P1648 

P1668  Alternator L Terminal Circuit Malfunction 

7.44  DTC P1668, P2500 or P2501 

P1677  Immobiliser Function not Enabled 

7.30  DTC P0513, P0633, P1629, P1632, 

P1677, P1678 or P1679 

P1678  Engine Control Module Identification Failed 

7.30  DTC P0513, P0633, P1629, P1632, 

P1677, P1678 or P1679 

P1679  Immobiliser Environment Identification Failed 

7.30  DTC P0513, P0633, P1629, P1632, 

P1677, P1678 or P1679 

P1845  Engine Torque Reduction Malfunction 

7.45  DTC P1845 

P2096  Post Catalyst O2 Sensor Fuel Trim Below Lower Limit 

(Bank 1) 

7.46  DTC P2096 or P2098 

P2097  Post Catalyst O2 Sensor Fuel Trim Above Upper Limit 

(Bank 1) 

7.47  DTC P2097 or P2099 

P2098  Post Catalyst O2 Sensor Fuel Trim Below Lower Limit 

(Bank 2) 

7.46  DTC P2096 or P2098 

P2099  Post Catalyst O2 Sensor Fuel Trim Above Upper Limit 

(Bank 2) 

7.47  DTC P2097 or P2099 

P2100  Throttle Control Motor Malfunction 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

P2101  Throttle Control Position Range / Performance 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

P2105  Throttle Control Forced Engine Shutdown 

7.48  DTC P2105 

P2107  Throttle Control Malfunction 

7.49  DTC P2107 

P2119  Closed Throttle Position Range / Performance 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

P2122  Accelerator Pedal Position Sensor 1 Voltage Low 

7.50  DTC P2122, P2123, P2127, P2128 or 

P2138 

P2123  Accelerator Pedal Position Sensor 1 Voltage High 

7.50  DTC P2122, P2123, P2127, P2128 or 

P2138 

P2127  Accelerator Pedal Position Sensor 2 Voltage Low 

7.50  DTC P2122, P2123, P2127, P2128 or 

P2138 

P2128  Accelerator Pedal Position Sensor 2 Voltage High 

7.50  DTC P2122, P2123, P2127, P2128 or 

P2138 

P2138  Accelerator Pedal Position Sensor 1-2 Correlation 

7.50  DTC P2122, P2123, P2127, P2128 or 

P2138 

P2176  Throttle Control Lower Position not Learned 

7.29  DTC P0506, P0507, P0638, P1551, 

P2100, P2101, P2119 or P2176 

P2177  Fuel Trim Lean during Cruising/Acceleration (Bank 1) 

7.51  DTC P2177 or P2179 

P2178  Fuel Trim Rich during Cruising/Acceleration (Bank 1) 

7.52  DTC P2178 or P2180 

P2179  Fuel Trim Lean during Cruising/Acceleration (Bank 2) 

7.51  DTC P2177 or P2179 

P2180  Fuel Trim Rich during Cruising/Acceleration (Bank 2 

7.52  DTC P2178 or P2180 

P2187  Fuel Trim Lean during Idling/Deceleration (Bank 1) 

7.53  DTC P2187 or P2189 

P2188  Fuel Trim Rich during Idling/Deceleration (Bank 1) 

7.54  DTC P2188 or P2190