ON-BOARD DIAGNOSTIC
DTC P1603
Except for GF4A-EL Models
DTC P1603
Key ID numbers are not registered in PCM
DETECTION
CONDITION
• Key ID numbers are not registered in PCM.
POSSIBLE
CAUSE
• Immobilizer system reprogram procedure (key IDs) was not performed after replacing PCM.
Diagnostic procedure
STEP
INSPECTION
ACTION
1
VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service information
availability.
• Is any Service Information available?
Yes
Perform repair or diagnosis according to available
Service Information.
• If vehicle is not repaired, then go to next step.
No
Go to next step.
2
VERIFY DTC P1603 DETECTED AGAIN
• Clear DTC from memory using NGS tester.
• Turn ignition key to OFF, then start engine.
• Is same DTC present?
Yes
Perform key ID number reprogram procedure.
(See Section T)
No
Go to next step.
3
VERIFY TROUBLESHOOTING OF DTC P1603
COMPLETED
• Clear DTC from memory using NGS tester.
• Turn ignition key to OFF, then start engine.
• Is same DTC present?
Yes
Replace PCM, then go to next step.
No
Go to next step.
4
VERIFY AFTER REPAIR PROCEDURE
• Perform “After Repair Procedure.”
(See F1 36 AFTER REPAIR PROCEDURE)
• Are any DTCs present?
Yes
Go to applicable DTC inspection.
(See F1-37 DTC TABLE)
No
Troubleshooting completed.
DTC P1604
Except for GF4A-EL Models
DTC P1604
Code word is not registered in PCM
DETECTION
CONDITION
• Code word is not registered in PCM.
POSSIBLE
CAUSE
• Immobilizer system reprogram procedure (code word) was not performed after replacing PCM.
Diagnostic procedure
STEP
INSPECTION
ACTION
1
VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service information
availability.
• Is any Service Information available?
Yes
Perform repair or diagnosis according to available
Service Information.
• If vehicle is not repaired, then go to next step.
No
Go to next step.
2
VERIFY DTC P1604 DETECTED AGAIN
• Clear DTC from memory using NGS tester.
• Turn ignition key to OFF, then start engine.
• Is same DTC present?
Yes
Perform code word reprogram procedure.
(See Section T)
No
Go to next step.
3
VERIFY TROUBLESHOOTING OF DTC P1604
COMPLETED
• Clear DTC from memory using NGS tester.
• Turn ignition key to OFF, then start engine.
• Is same DTC present?
Yes
Replace PCM, then go to next step.
No
Go to next step.
4
VERIFY AFTER REPAIR PROCEDURE
• Perform “After Repair Procedure.”
(See F1-36 AFTER REPAIR PROCEDURE)
• Are any DTCs present?
Yes
Go to applicable DTC inspection.
(See F1-37 DTC TABLE)
No
Troubleshooting completed.
F1-87
Summary of Contents for 626 Station Wagon
Page 25: ...CONTROL SYSTEM WIRING DIAGRAM With Immobilizer System OUTLINE F1 4 ...
Page 183: ...CONTROL SYSTEM COMPONENT LOCATION F2 7 ...
Page 204: ...MANUAL TRANSAXLE FEATURES OUTLINE J 2 OUTLINE OF CONSTRUCTION J 2 SPECIFICATIONS J 2 D J 1 ...
Page 266: ...SHIFT MECHANISM 6 Apply grease to the cam as shown K2 59 ...
Page 418: ...TROUBLESHOOTING KEYLESS ENTRY SYSTEM ON BOARD DIAGNOSTIC FUNCTION S 37 ...
Page 454: ...WARNING AND INDICATOR SYSTEM O p e ra tin g O rd e r T 32 ...