Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
SCHEMATIC REFERENCE: Body Rear End Schematics | ||||
1 | Did you perform the Diagnostic System Check - Body Rear End? | -- | Go to Step 2 | |
2 |
Does the trunk release relay turn ON and OFF with each command? | -- | Go to Step 3 | Go to Step 4 |
3 | Did the trunk release operate? | -- | Go to Step 9 | Go to Step 7 |
4 |
Does the test lamp illuminate? | -- | Go to Step 5 | Go to Step 12 |
5 |
Does the test lamp turn ON and OFF with each command? | -- | Go to Step 21 | Go to Step 6 |
6 | Does the test lamp remain illuminated with each command? | -- | Go to Step 13 | Go to Step 14 |
7 |
Does the test lamp turn on and off with each command? | -- | Go to Step 8 | Go to Step 15 |
8 |
Does the test lamp turn on and off with each command? | -- | Go to Step 20 | Go to Step 16 |
9 | With a scan tool, observe the trunk release switch parameter in the drivers door module (DDM) data list. Does the scan tool display OFF? | -- | Go to Step 10 | Go to Step 17 |
10 |
Does the voltage measure near the specified value? | 5 V | Go to Step 11 | Go to Step 18 |
11 | Measure the voltage between the input circuit of the trunk release switch and the ground circuit of the trunk release switch. Does the voltage measure near the specified value? | 5 V | Go to Step 23 | Go to Step 19 |
12 | Repair the high resistance or open in the feed circuit of the trunk release relay. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 30 | -- |
13 | Test the coil control circuit of the trunk release relay for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 22 |
14 | Test the coil control circuit of the trunk release relay for a short to voltage or an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 22 |
15 | Test the input circuit of the trunk release actuator for a high resistance or an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 21 |
16 | Repair the high resistance or open in the ground circuit of the trunk release actuator. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 30 | -- |
17 | Test the input circuit of the trunk release switch for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 24 |
18 | Test the input circuit of the trunk release switch for a high resistance or an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 24 |
19 | Repair the high resistance or open in the ground circuit of the trunk release switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Step 30 | -- |
20 | Inspect for poor connections at the trunk release actuator. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 25 |
21 | Inspect for poor connections at the trunk release relay. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 26 |
22 | Inspect for poor connection at the harness connector of the rear integration module (RIM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 27 |
23 | Inspect for poor connection at the harness connector of the trunk release switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 28 |
24 | Inspect for poor connections at the harness connector of the front door switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 30 | Go to Step 29 |
25 | Replace the trunk release actuator. Refer to Rear Compartment Lid Latch Replacement . Did you complete the replacement? | -- | Go to Step 30 | -- |
26 | Replace the trunk release relay. Did you complete the replacement? | -- | Go to Step 30 | -- |
27 | Replace the RIM. Refer to Rear Integration Body Control Module Replacement in Body Control System. Did you complete the replacement? | -- | Go to Step 30 | -- |
28 | Replace the trunk release switch. Refer Rear Compartment Release Switch Replacement . Did you complete the replacement? | -- | Go to Step 30 | -- |
29 | Replace the front door switch. Refer to Front Door Switch Replacement . Did you complete the replacement? | -- | Go to Step 30 | -- |
30 | Operate the system for which the symptom occurred. Did you correct the condition? | -- | System OK | Go to Step 2 |
