ON-BOARD DIAGNOSTIC
DTC P1602
Except for GF4A-EL Models
DTC P1602
Immobilizer unit-PCM communication error
DETECTION
CONDITION
Command transmission from the PCM to the immobilizer unit exceeds limit.
No response from immobilizer unit
POSSIBLE
CAUSE
• Immobilizer unit malfunction
• Coil (immobilizer system) malfunction
• Key (transponder) malfunction
• PCM malfunction
• Open circuit in wiring between immobilizer unit terminal A and PCM terminal 66
• Open circuit in wiring between immobilizer unit terminal B and body ground
• Open circuit in wiring between immobilizer unit terminal F and coil terminal A
• Open circuit in wiring between immobilizer unit terminal D and coil terminal C
• Short to ground circuit in wiring between immobilizer unit terminal A and PCM terminal 1N
• Short to ground circuit in wiring between immobilizer unit terminal F and coil terminal A
• Short to ground circuit in wiring between immobilizer unit terminal D and coil terminal C
COIL
IM MOBILIZER UNIT
PCM
© G
0
©
* -
* -
CO IL
J&
H A R N E SS SIDE CO NNEC TO R
(VIEW FR O M TERM IN AL SIDE)
IM MO BILIZER UNIT
A
X I
B
D
F
J
HARNESS SIDE C O N N ECTO R
(VIEW FROM TER M IN A L SIDE)
PCM
HH
I I I M , l I I Ì 1,1
1 . 1 , I , I , I , I . I , I,1. 1, 1, I , I
66
HARNESS SIDE CO NNECTO R
(VIEW FROM TERM INAL SIDE)
Diagnostic procedure
STEP
INSPECTION
ACTION
1
VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service Information
availability.
• Is any related 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
CLASSIFY NO DTC DETECTED OR SOME
DTCs DETECTED
• Clear DTC from memory using NGS tester.
• Turn ignition key to OFF and ON (Engine
OFF).
• Has DTC P1624 been detected?
Yes
Go to Step 10.
No
Go to next step.
F1-84
Содержание 626 Station Wagon
Страница 25: ...CONTROL SYSTEM WIRING DIAGRAM With Immobilizer System OUTLINE F1 4 ...
Страница 179: ...OUTLINE SYSTEM WIRING DIAGRAM S m ç g fT I C g 3 3 21 A m Hi p È a t ï S 3 M h d 0H ÜB 1 Hl J e F2 3 ...
Страница 183: ...CONTROL SYSTEM COMPONENT LOCATION F2 7 ...
Страница 204: ...MANUAL TRANSAXLE FEATURES OUTLINE J 2 OUTLINE OF CONSTRUCTION J 2 SPECIFICATIONS J 2 D J 1 ...
Страница 206: ...AUTOMATIC TRANSAXLE GF4A EL FEATURES OUTLINE K1 2 OUTLINE OF CONSTRUCTION K 1 2 SPECIFICATION K1 2 K1 1 ...
Страница 266: ...SHIFT MECHANISM 6 Apply grease to the cam as shown K2 59 ...
Страница 418: ...TROUBLESHOOTING KEYLESS ENTRY SYSTEM ON BOARD DIAGNOSTIC FUNCTION S 37 ...
Страница 454: ...WARNING AND INDICATOR SYSTEM O p e ra tin g O rd e r T 32 ...