Honda Civic. Manual — part 185

YES -Go to the INDICATED DTC'S TROUBLESHOOTING in the PGM-
FI system:

P0335 (see DTC P0335: CKP SENSOR NO SIGNAL )

P0365 (see DTC P0365: CMP SENSOR NO SIGNAL )

NO -Go to step 5.

5. Check for DTCs in the A/T SYSTEM with the HDS.

Is DTC P0335 or P0365 indicated in the A/T SYSTEM?

YES -Go to step 6.

NO -Intermittent failure, the system is OK at this time. If any other DTCs were
indicated, go to the INDICATED DTC'S TROUBLESHOOTING.

6. Update the PCM if it does not have the latest software (see UPDATING THE

PCM ), or substitute a known-good PCM (see SUBSTITUTING THE
PCM ).

7. Start the engine, and wait for at least 2 minutes.
8. Check for DTCs in the A/T SYSTEM with the HDS.

Is DTC P0335 or P0365 indicated in the A/T SYSTEM?

YES -Check for poor connections or loose terminals at the PCM, If the PCM
was updated, substitute a known-good PCM (see SUBSTITUTING THE
PCM ), then go to step 7. If the PCM was substituted, go to step 1.

NO -Go to step 9.

9. Monitor the OBD STATUS for P0335 or P0365 in the DTCs MENU with the

HDS.

Does the HDS indicate PASSED?

YES -If the PCM was updated, troubleshooting is complete. If the PCM was
substituted, replace the original PCM (see ECM/PCM REPLACEMENT ). If

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)

any other DTCs were indicated in step 8, go to the INDICATED DTC'S
TROUBLESHOOTING.

NO -If the HDS indicates FAILED, check for poor connections or loose
terminals at the PCM. If the PCM was updated, substitute a known-good PCM
(see SUBSTITUTING THE PCM ), then go to step 7. If the PCM was
substituted, go to step 1. If the HDS indicates NOT COMPLETED, go to step
7.

DTC P0339: Crankshaft Position (CKP) Sensor Intermittent Interruption; DTC P0369: Camshaft Position (CMP)
Sensor Intermittent Interruption

1. Turn the ignition switch to ON (II).
2. Clear the DTC with the HDS.
3. Start the engine, and raise the engine speed to at least 2,000 rpm.
4. Check for Temporary DTCs or DTCs in the PGM-FI SYSTEM with the HDS.

Is DTC P0339 or P0369 indicated in the PGM-FI SYSTEM?

YES -Go to the INDICATED DTC'S TROUBLESHOOTING in the PGM-
FI system:

P0339 (see DTC P0339: CKP SENSOR INTERMITTENT
INTERRUPTION )

P0369 (see DTC P0369: CMP SENSOR CIRCUIT INTERMITTENT
INTERRUPTION )

NO -Go to step 5.

5. Check for DTCs in the A/T SYSTEM with the HDS.

Is DTC P0339 or P0369 indicated in the A/T SYSTEM?

NOTE:

Before you troubleshoot, record all freeze data and any on-
board snapshot with the HDS, and review General
Troubleshooting Information (see GENERAL
TROUBLESHOOTING INFORMATION ).

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)

YES -Go to step 6.

NO -Intermittent failure, the system is OK at this time. If any other DTCs were
indicated, go to the INDICATED DTC'S TROUBLESHOOTING.

6. Update the PCM if it does not have the latest software (see UPDATING THE

PCM ), or substitute a known-good PCM (see SUBSTITUTING THE
PCM ).

7. Start the engine, and wait for at least 2 minutes.
8. Check for DTCs in the A/T SYSTEM with the HDS.

Is DTC P0339 or P0369 indicated in the A/T SYSTEM?

YES -Check for poor connections or loose terminals at the PCM. If the PCM
was updated, substitute a known-good PCM (see SUBSTITUTING THE
PCM ), then go to step 7. If the PCM was substituted, go to step 1.

NO -Go to step 9.

9. Monitor the OBD STATUS for P0339 or P0369 in the DTCs MENU with the

HDS.

Does the HDS indicate PASSED?

YES -If the PCM was updated, troubleshooting is complete. If the PCM was
substituted, replace the original PCM (see ECM/PCM REPLACEMENT ). If
any other DTCs were indicated in step 8, go to the INDICATED DTC'S
TROUBLESHOOTING.

NO -If the HDS indicates FAILED, check for poor connections or loose
terminals at the PCM. If the PCM was updated, substitute a known-good PCM
(see SUBSTITUTING THE PCM ), then go to step 7. If the PCM was
substituted, go to step 1. If the HDS indicates NOT COMPLETED, go to step
7.

DTC P0603: PCM Internal Control Module Keep Alive Memory (KAM) Error

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)

1. Turn the ignition switch to ON (II).
2. Clear the DTC with the HDS.
3. Check for Temporary DTCs or DTCs in the PGM-FI SYSTEM with the HDS.

Is DTC P0603 indicated in the PGM-FI SYSTEM?

YES -Go to DTC P0603: ECM/PCM INTERNAL CONTROL MODULE
KEEP ALIVE MEMORY (KAM) ERROR in the PGM-FI system .

NO -Go to step 4.

4. Check for DTCs in the A/T SYSTEM with the HDS.

Is DTC P0603 indicated in the A/T SYSTEM?

YES -Go to step 5.

NO -Intermittent failure, the system is OK at this time. If any other DTCs were
indicated, go to the INDICATED DTC'S TROUBLESHOOTING.

5. Update the PCM if it does not have the latest software (see UPDATING THE

PCM ), or substitute a known-good PCM (see SUBSTITUTING THE
PCM ).

6. Turn the ignition switch to ON (II).
7. Check for DTCs in the A/T SYSTEM with the HDS.

Is DTC P0603 indicated in the A/T SYSTEM?

YES -Check for poor connections or loose terminals at the PCM. If the PCM
was updated, substitute a known-good PCM (see SUBSTITUTING THE
PCM ), then go to step 6. If the PCM was substituted, go to step 1.

NOTE:

Before you troubleshoot, record all freeze data and any on-
board snapshot with the HDS, and review General
Troubleshooting Information (see GENERAL
TROUBLESHOOTING INFORMATION ).

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)