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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> Power Door Locks Inoperative >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Door Open Switch Signal -- Rear 4 4 4 -
Driver Door Lock Actuator Lock Control 1 1 1 -
Driver Door Lock Actuator Unlock Control 1 1 1 -
Passenger Door Lock Actuator Lock Control 1 1 1 -
Passenger Door Lock Actuator Unlock Control 1 1 1 -
Left Front Door Open Switch Signal 3 3 3 -
Rear Door Lock Motor Lock Control B 3135 00 2 2 -
Rear Door Lock Motor Unlock Control 2 2 B 3130 00 -
Right Front Door Open Switch Signal 3 3 3 -
Lock Relay Controlled Output 2 2 - -
Unlock Relay Controlled Output 2 2 2 -
Lock Relay Switch B+ 2 2 - -
Unlock Relay Coil B+ 2 2 - -
Unlock Relay Switch B+ 2 2 - -
Door Latch Assembly -- Driver Ground - 1 - -
Door Latch Assembly -- RR Ground - 2 - -
Door Latch Assembly -- Front Passenger Ground - 1 - -
Door Latch Assembly -- LR Ground - 2 - -
Lock Relay Coil Ground - 2 - -
Lock Relay Switch Ground - 2 - -
Unlock Relay Switch Ground - 2 - -
  1. Power Door Locks Malfunction - Front
  2. Power Door Locks Malfunction - Rear
  3. Door Open Switch Malfunction - Front
  4. Door Open Switch Malfunction - Rear