Acura CSX. Manual — part 84
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DTC
(MIL indication )
Two Drive Cycle
Detection
Detection Item
MIL
Note
11-10
Fuel and Emissions Systems
P0325 (23)
Knock Sensor Circuit Malfunction
ON
(see page 11-126)
P0335 (4)
Crankshaft Position (CKP) Sensor No Signal
ON
(see page 11-128)
P0339 (4)
Crankshaft Position (CKP) Sensor Circuit Intermittent Interruption
ON
(see page 11-131)
P0340 (57)
Camshaft Position (CMP) Sensor A No Signal
ON
(see page 11-278)
P0341 (57)
Camshaft Position (CMP) Sensor A and Crankshaft Position (CKP)
Sensor Incorrect Phase Detected
ON
(see page 11-281)
P0344 (57)
Camshaft Position (CMP) Sensor A Circuit Intermittent Interruption
ON
(see page 11-282)
P0365 (8)
Camshaft Position (CMP) Sensor B No Signal
ON
(see page 11-132)
P0369 (8)
Camshaft Position (CMP) Sensor B Circuit Intermittent Interruption
ON
(see page 11-134)
P0401 (80)
Exhaust Gas Recirculation (EGR) Insufficient Flow
ON
(see page 11-357)
P0404 (12)
Exhaust Gas Recirculation (EGR) Valve Circuit Range/Performance
Problem
ON
(see page 11-358)
P0406 (12)
Exhaust Gas Recirculation (EGR) Valve Position Sensor Circuit High
Voltage
ON
(see page 11-361)
P0420 (67)
Catalyst System Efficiency Below Threshold
ON
(see page 11-353)
P0443 (92)
Evaporative Emission (EVAP) Canister Purge Valve Circuit
Malfunction
ON
(see page 11-375)
P0451 (91)
Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem
ON
(see page 11-379)
P0452 (91)
Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage
ON
(see page 11-380)
P0453 (91)
Fuel Tank Pressure (FTP) Sensor Circuit High Voltage
ON
(see page 11-383)
P0455 (90)
Evaporative Emission (EVAP) System Large Leak Detected
ON
(see page 11-386)
P0456 (90)
Evaporative Emission (EVAP) System Very Small Leak Detected
ON
(see page 11-386)
P0457 (90)
Evaporative Emission (EVAP) System Leak Detected/Fuel Fill Cap
Loose or Missing
ON
(see page 11-390)
P0457 (90)
Evaporative Emission (EVAP) System Leak Detected/Fuel Fill Cap
Loose or Missing
OFF
(see page 11-390)
P0461 (121)
Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Range/
Performance Problem
OFF
(see page 11-313)
P0462 (121)
Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Low Voltage
OFF
(see page 11-313)
P0463 (121)
Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit High Voltage
OFF
(see page 11-315)
P0496 (92)
Evaporative Emission (EVAP) System High Purge Flow Detected
ON
(see page 11-391)
P0497 (90)
Evaporative Emission (EVAP) System Low Purge Flow Detected
ON
(see page 11-392)
P0497 (90)
Evaporative Emission (EVAP) System Low Purge Flow Detected
ON
(see page 11-395)
P0498 (117)
Evaporative Emission (EVAP) Canister Vent Shut Valve Circuit Low
Voltage
ON
(see page 11-398)
P0499 (117)
Evaporative Emission (EVAP) Canister Vent Shut Valve Circuit High
Voltage
ON
(see page 11-401)
P0506 (14)
Idle Control System RPM Lower Than Expected
ON
(see page 11-298)
P0507 (14)
Idle Control System RPM Higher Than Expected
ON
(see page 11-300)
P050A (167)
Cold Start Idle Air Control System Performance Problem
ON
(see page 11-135)
P050B (167)
Cold Start Ignition Timing Control System Performance Problem
ON
(see page 11-137)
P0532 (191)
A/C Pressure Sensor Circuit Low Voltage
OFF
(see page 11-301)
P0533 (191)
A/C Pressure Sensor Circuit High Voltage
OFF
(see page 11-303)
P0562 (34)
Charging System Low Voltage
OFF
(see page 11-140)
P0563 (34)
Engine Control Module (ECM)/Powertrain Control Module (PCM)
Power Source Circuit Unexpected Voltage
OFF
(see page 11-141)
P0602 (196)
Engine Control Module (ECM)/Powertrain Control Module (PCM)
Programming Error
ON
(see page 11-144)
P0603 (131)
Engine Control Module (ECM)/Powertrain Control Module (PCM)
Internal Control Module Keep Alive Memory (KAM) Error
ON
(see page 11-144)
NOTE:
• The above DTCs are indicated when the PGM-FI system is selected with the HDS.
• Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T
system, and check for automatic transmission DTCs.
: These DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
4: K20Z2 engine
5: K20Z3 engine
6: ’06 model
7: ’07-09 models
8: ’06-08 models
4
4
4
6
7
6
7
4
5
4
5
8
08/08/21 14:12:35 61SNR030_110_0010
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DTC
(MIL indication )
Two Drive Cycle
Detection
Detection Item
MIL
Note
11-11
P0606 (0)
Engine Control Module (ECM)/Powertrain Control Module (PCM)
Processor Malfunction
ON
(see page 11-145)
P060A (131)
Powertrain Control Module (PCM) (A/T System) Internal Control
Module Malfunction
ON
(see page 11-145)
P062F (131)
Engine Control Module (ECM)/Powertrain Control Module (PCM)
Internal Control Module Keep Alive Memory (KAM) Error
ON
(see page 11-144)
P0630 (139)
VIN Not Programmed or Mismatch
ON
(see page 11-146)
P0685 (135)
Engine Control Module (ECM)/Powertrain Control Module (PCM)
Power Control Circuit/Internal Circuit Malfunction
ON
(see page 11-147)
P0720 (122)
Output Shaft (Countershaft) Speed Sensor Circuit Malfunction
ON
(see page 11-148)
P0720 (122)
Output Shaft (Countershaft) Speed Sensor Circuit Malfunction
ON
(see page 11-149)
P1009 (56)
Variable Valve Timing Control (VTC) Advance Malfunction
ON
(see page 11-283)
P1109 (13)
Barometric Pressure (BARO) Sensor Circuit Out of Range High
ON
(see page 11-152)
P1116 (86)
Engine Coolant Temperature (ECT) Sensor 1 Circuit Range/
Performance Problem
ON
(see page 11-153)
P1128 (5)
Manifold Absolute Pressure (MAP) Sensor Signal Lower Than
Expected
ON
(see page 11-155)
P1129 (5)
Manifold Absolute Pressure (MAP) Sensor Signal Higher Than
Expected
ON
(see page 11-156)
P1157 (48)
Air Fuel Ratio (A/F) Sensor (Sensor 1) AFS Circuit High Voltage
ON
(see page 11-157)
P1172 (61)
Air Fuel Ratio (A/F) Sensor (Sensor 1) Circuit Out of Range High
ON
(see page 11-159)
P1297 (20)
Electrical Load Detector (ELD) Circuit Low Voltage
OFF
(see page 11-160)
P1298 (20)
Electrical Load Detector (ELD) Circuit High Voltage
OFF
(see page 11-162)
P1454 (91)
Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem
ON
(see page 11-402)
P145C (90)
Evaporative Emission (EVAP) System Purge Flow Malfunction
ON
(see page 11-404)
P1549 (34)
Charging System High Voltage
OFF
(see page 11-164)
P1658 (40)
Electronic Throttle Control System (ETCS) Control Relay ON
Malfunction
ON
(see page 11-241)
P1659 (40)
Electronic Throttle Control System (ETCS) Control Relay OFF
Malfunction
ON
(see page 11-243)
P1683 (40)
Throttle Valve Default Position Spring Performance Problem
ON
(see page 11-247)
P1684 (40)
Throttle Valve Return Spring Performance Problem
ON
(see page 11-248)
P16BB (116)
Alternator B Terminal Circuit Low Voltage
OFF
(see page 11-165)
P16BC (116)
Alternator FR Terminal Circuit/IGP Circuit Low Voltage
OFF
(see page 11-166)
P2101 (40)
Electronic Throttle Control System (ETCS) Malfunction
ON
(see page 11-249)
P2118 (40)
Throttle Actuator Current Range/Performance Problem
ON
(see page 11-251)
P2122 (37)
Accelerator Pedal Position (APP) Sensor A (Throttle Position (TP)
Sensor D) Circuit Low Voltage
ON
(see page 11-253)
P2123 (37)
Accelerator Pedal Position (APP) Sensor A (Throttle Position (TP)
Sensor D) Circuit High Voltage
ON
(see page 11-256)
P2127 (37)
Accelerator Pedal Position (APP) Sensor B (Throttle Position (TP)
Sensor E) Circuit Low Voltage
ON
(see page 11-257)
P2128 (37)
Accelerator Pedal Position (APP) Sensor B (Throttle Position (TP)
Sensor E) Circuit High Voltage
ON
(see page 11-260)
P2135 (7)
Throttle Position (TP) Sensor A/B Incorrect Voltage Correlation
ON
(see page 11-262)
P2138 (37)
Accelerator Pedal Position (APP) Sensor A/B (Throttle Position (TP)
Sensor D/E) Incorrect Voltage Correlation
ON
(see page 11-264)
P2176 (40)
Throttle Actuator Control System Idle Position Not Learned
ON
(see page 11-266)
P2183 (192)
Engine Coolant Temperature (ECT) Sensor 2 Circuit Range/
Performance Problem
ON
(see page 11-168)
P2184 (192)
Engine Coolant Temperature (ECT) Sensor 2 Circuit Low Voltage
ON
(see page 11-170)
P2185 (192)
Engine Coolant Temperature (ECT) Sensor 2 Circuit High Voltage
ON
(see page 11-172)
P2195 (48)
Air Fuel Ratio (A/F) Sensor (Sensor 1) Signal Stuck Lean
ON
(see page 11-174)
NOTE:
• The above DTCs are indicated when the PGM-FI system is selected with the HDS.
• Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T
system, and check for automatic transmission DTCs.
: These DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
1: A/T
2: The D indicator and the MIL may come on at the same time (A/T).
3: M/T
4: K20Z2 engine
5: K20Z3 engine
9: ’09 model
1
9
1,
2
3
4
5
5
3
1
08/08/21 14:12:36 61SNR030_110_0011
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DTC
(MIL indication )
Two Drive Cycle
Detection
Detection Item
MIL
Note
11-12
Fuel and Emissions Systems
P2227 (13)
Barometric Pressure (BARO) Sensor Circuit Range/Performance
Problem
ON
(see page 11-176)
P2228 (13)
Barometric Pressure (BARO) Sensor Circuit Low Voltage
ON
(see page 11-177)
P2229 (13)
Barometric Pressure (BARO) Sensor Circuit High Voltage
ON
(see page 11-177)
P2238 (48)
Air Fuel Ratio (A/F) Sensor (Sensor 1) AFS
Circuit Low Voltage
ON
(see page 11-178)
P2252 (48)
Air Fuel Ratio (A/F) Sensor (Sensor 1) AFS
Circuit Low Voltage
ON
(see page 11-179)
P2270 (63)
Secondary Heated Oxygen Sensor (Secondary HO2S (Sensor 2))
Circuit Signal Stuck Lean
ON
(see page 11-181)
P2271 (63)
Secondary Heated Oxygen Sensor (Secondary HO2S (Sensor 2))
Circuit Signal Stuck Rich
ON
(see page 11-181)
P2413 (12)
Exhaust Gas Recirculation (EGR) System Malfunction
ON
(see page 11-363)
P2422 (117)
Evaporative Emission (EVAP) Canister Vent Shut Valve Stuck Closed
Malfunction
ON
(see page 11-402)
P2610 (132)
Engine Control Module (ECM)/Powertrain Control Module (PCM)
Ignition Off Internal Timer Malfunction
ON
(see page 11-182)
P2646 (22)
Rocker Arm Oil Pressure Switch Circuit Low Voltage
ON
(see page 11-284)
P2647 (22)
Rocker Arm Oil Pressure Switch Circuit High Voltage
ON
(see page 11-287)
P2648 (21)
Rocker Arm Oil Control Solenoid Circuit Low Voltage
ON
(see page 11-289)
P2649 (21)
Rocker Arm Oil Control Solenoid Circuit High Voltage
ON
(see page 11-291)
P2A00 (61)
Air Fuel Ratio (A/F) Sensor (Sensor 1) Circuit Range/Performance
Problem
ON
(see page 11-182)
U0028 (126)
F-CAN Malfunction (BUS-OFF (Engine Control Module (ECM)/
Powertrain Control Module (PCM)))
ON
(see page 11-183)
U0122 (126)
F-CAN Malfunction (Engine Control Module (ECM)/Powertrain
Control Module (PCM)-Vehicle Stability Assist (VSA) Modulator-
Control Unit)
OFF
(see page 11-184)
U0131 (126)
F-CAN Malfunction (Engine Control Module (ECM)/Powertrain
Control Module (PCM)-Electrical Power Steering (EPS) Control Unit)
OFF
(see page 11-186)
U0155 (126)
F-CAN Malfunction (Engine Control Module (ECM)/Powertrain
Control Module (PCM)-Gauge Control Module)
ON
(see page 11-188)
U0300 (131)
PGM-FI System and A/T System Program Version Mismatch
ON
(see page 11-190)
NOTE:
• The above DTCs are indicated when the PGM-FI system is selected with the HDS.
• Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T
system, and check for automatic transmission DTCs.
: These DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
1: A/T
4: K20Z2 engine
6: with VSA
4
6
1
08/08/21 14:12:36 61SNR030_110_0012
SNR9A00A20300000000HBAT01
Symptom
Diagnostic procedure
Also check for
11-13
Symptom Troubleshooting Index
When the vehicle has one of these symptoms, check for a diagnostic trouble code (DTC) with the HDS. If there is no
DTC, do the diagnostic procedure for the symptom, in the sequence listed, until you find the cause.
•
•
•
•
•
•
•
•
•
•
•
•
Engine will not start
(MIL works OK, no DTCs set)
1.
2.
3.
4.
Test the battery (see page 22-67).
Test the starter (see page 4-9).
Check the fuel pressure (see page 11-325).
Troubleshoot the fuel pump circuit (see page 11-318).
Low compression
No ignition spark
Intake air leaks
Locked up engine
Broken cam chain
Fuel contamination
Engine will not start
(MIL comes on and stays on,
no DTCs set)
Troubleshoot the DLC circuit (see page 11-204).
MIL comes on and stays on,
or never comes on at all, no
DTCs set
Troubleshoot the MIL circuit (see page 11-203).
Engine will not start
(MIL works OK, no DTCs set,
immobilizer indicator stays
on or flashes)
Check the immobilizer system (see page 22-321).
Engine starts but stalls
immediately
(MIL works OK, no DTCs set,
immobilizer indicator stays
on or flashes)
Check the immobilizer system (see page 22-323).
Engine is hard to start
(MIL works OK, no DTCs set)
1.
2.
3.
Test the battery (see page 22-67).
Check the fuel pressure (see page 11-325).
Clean the throttle body (see page 11-344).
Low compression
Intake air leaks
Fuel contamination
Weak spark
Cold fast idle too low
(MIL works OK, no DTCs set)
1.
2.
3.
Do the ECM/PCM idle learn procedure (see page
11-310).
Check the idle speed (see page 11-309).
Clean the throttle body (see page 11-344).
Cold fast idle too high
(MIL works OK, no DTCs set)
1.
2.
3.
Do the ECM/PCM idle learn procedure (see page
11-310).
Check the idle speed (see page 11-309).
Do the throttle position learning check (see page
11-343).
Intake air leaks
Idle speed fluctuates
(MIL works OK, no DTCs set)
1.
2.
3.
4.
Do the ECM/PCM idle learn procedure (see page
11-310).
Check the idle speed (see page 11-309).
Do the carbon accumulation check (see page 11-343).
Troubleshoot the A/C signal circuit (see page 11-306).
Incorrect valve
timing or clearance
adjustment
Intake air leaks
After warming up, idle speed
is below specification without
load
(MIL works OK, no DTCs set)
1.
2.
Troubleshoot the alternator FR signal circuit
(see page 11-307).
Do the carbon accumulation check (see page 11-343).
Incorrect valve
timing or clearance
adjustment
After warming up, idle speed
is above specification without
load
(MIL works OK, no DTCs set)
1.
2.
Troubleshoot the alternator FR signal circuit
(see page 11-307).
Inspect the APP sensor (see page 11-268).
Intake air leaks
08/08/21 14:12:36 61SNR030_110_0013
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