Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
Schematic Reference: Rear Parking Assist Schematics | ||||
1 | Did you review the operation and perform the necessary inspections? | -- | Go to Step 2 | |
2 |
Do the three display indicators turn on for 2 seconds and then turn off during bulb check? | -- | Go to Step 3 | Go to Step 4 |
3 | Is the red indicator flashing after the bulb check? | -- | Go to Step 12 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems |
4 | Are all indicators inoperative during bulb check? | -- | Go to Step 13 | Go to Step 5 |
5 | Is one indicator always on even after bulb check? | -- | Go to Step 14 | Go to Step 15 |
6 | Does diagnostic indicator pattern #3, 4, 5, or 6 ( On-Board Diagnostic Features ) appear as shown in the diagnostic indicator table? | -- | Go to Step 19 | Go to Step 7 |
7 | Does diagnostic indicator pattern #7 ( On-Board Diagnostic Features ) appear as shown in the diagnostic indicator table? | -- | Go to Step 20 | Go to Step 8 |
8 | Does diagnostic indicator pattern #8 ( On-Board Diagnostic Features ) appear as shown in the diagnostic indicator table? | -- | Go to Step 22 | Go to Step 9 |
9 | Does diagnostic indicator pattern #10 or 12 ( On-Board Diagnostic Features ) appear as shown in the diagnostic indicator table? | -- | Go to Step 23 | Go to Step 10 |
10 | Does diagnostic indicator pattern #11 or 13 ( On-Board Diagnostic Features ) appear as shown in the diagnostic indicator table? | -- | Go to Step 24 | Go to Step 11 |
11 | Does diagnostic indicator pattern #9 ( On-Board Diagnostic Features ) appear as shown in the diagnostic indicator table? | -- | Go to Step 25 | Go to Step 26 |
12 |
Diagnostics have been entered at this point. Refer to On-Board Diagnostic Features for more information. Does diagnostic indicator pattern #1 ( On-Board Diagnostic Features ) appear as shown in the diagnostic indicator table when you enter diagnostics? | -- | Go to Step 6 | Go to Step 32 |
13 | Test the rear object sensor control module ground circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 16 |
14 | Test the inoperative indicator control circuit 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 33 | Go to Step 32 |
15 | Test the inoperative indicator control circuit for an open and a short to B+. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 32 |
16 | Test the ignition 1 voltage circuit for an open and a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 17 |
17 | Test the low reference object sensor circuit for a short to battery voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 18 |
18 | Test the backup lamp supply voltage circuit for a short to ground and a short to B+. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 29 |
19 | Test the inoperative object sensor signal circuit for an open, a short to ground, and a short to battery voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 21 |
20 | Test the rear parking assist chime signal circuit for an open and a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 32 |
21 | Test the supply voltage and the low reference circuits of the inoperative object sensor for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 30 |
22 | Test the reverse relay circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 32 |
23 | Test the object sensor supply voltage and the object sensor low reference circuits for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 32 |
24 | Test the object sensor supply voltage and the object sensor low reference circuits 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 33 | Go to Step 32 |
25 | Test the telltale assembly supply voltage circuit for an open, a short to ground, and a short to battery voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 27 |
26 | Diagnostic indicator pattern #2 appears. Replace the rear object sensor control module. Refer to Object Alarm Module Replacement . Did you complete the replacement? | -- | Go to Step 33 | -- |
27 | Test the VSS signal circuit for an open, a short to ground, and a short to battery voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 28 |
28 | Test the rear parking assist chime signal circuit for a short to battery voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 32 |
29 | Test the rear parking assist display for continuity. Refer to Circuit Testing in Wiring Systems. Is there continuity? | -- | Go to Step 32 | Go to Step 31 |
30 | Replace the inoperative object sensor. Refer to Rear Object Sensor Replacement . Did you find and correct the condition? | -- | Go to Step 33 | Go to Step 32 |
31 | Replace the rear parking assist display. Refer to Information Center Telltale Assembly Replacement . Did you complete the replacement? | -- | Go to Step 33 | -- |
32 | Replace the rear object sensor control module. Refer to Object Alarm Module Replacement . Did you complete the replacement? | -- | Go to Step 33 | -- |
33 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2 |
