Step | Action | Value(s) | Yes | No | ||||||||||||||||||||||||||||||||
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1 | Did you review the ultrasonic rear parking assist operation and perform the necessary inspections? | -- | Go to Step 2 | |||||||||||||||||||||||||||||||||
2 |
Does the system operate normally ? | -- | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 | ||||||||||||||||||||||||||||||||
3 | Is the red indicator on the information center telltale assembly flashing? | -- | Go to Step 4 | |||||||||||||||||||||||||||||||||
4 |
Did the module enter diagnostic mode? | -- | Go to Step 5 | |||||||||||||||||||||||||||||||||
5 | Observe the telltale assembly. Look for the following pattern. (This pattern signals a fault on the backup lamp supply voltage circuit.)
Does the pattern appear? | -- | Go to Step 6 | Go to Step 8 | ||||||||||||||||||||||||||||||||
6 | Observe the vehicle backup lamps. Are the backup lamps on when the vehicle is in reverse? | -- | Go to Step 7 | Go to Symptoms - Lighting Systems in Lighting Systems | ||||||||||||||||||||||||||||||||
7 |
Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 43 | ||||||||||||||||||||||||||||||||
8 |
Does the pattern appear? | -- | Go to Step 9 | Go to Step 11 | ||||||||||||||||||||||||||||||||
9 | Test the object sensor supply voltage circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 10 | ||||||||||||||||||||||||||||||||
10 | Test the object sensor low reference circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | -- | ||||||||||||||||||||||||||||||||
11 | Observe the telltale assembly. Look for the following pattern. (This pattern signals a fault on the rear parking assist chime signal circuit.)
Does the pattern appear? | -- | Go to Step 14 | Go to Step 15 | ||||||||||||||||||||||||||||||||
12 |
Is the RIM Rear Parking Aid Input ON with the jumper connected and OFF with the jumper removed? | -- | Go to Step 43 | Go to Step 13 | ||||||||||||||||||||||||||||||||
13 | Test the rear parking assist chime signal circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 14 | ||||||||||||||||||||||||||||||||
14 | Test the rear parking assist chime signal 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 45 | -- | ||||||||||||||||||||||||||||||||
15 | Observe the telltale assembly. Look for the following pattern. (This pattern signals a fault on the RH rear corner object sensor signal circuit.)
Does the pattern appear? | -- | Go to Step 16 | Go to Step 21 | ||||||||||||||||||||||||||||||||
16 |
Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 17 | ||||||||||||||||||||||||||||||||
17 | Test the RH rear corner object sensor signal 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 45 | Go to Step 18 | ||||||||||||||||||||||||||||||||
18 | Test the RH rear corner object sensor signal circuit for a short to battery positive voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 19 | ||||||||||||||||||||||||||||||||
19 | Inspect the RH rear corner object sensor connector for poor connections. 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 45 | Go to Step 20 | ||||||||||||||||||||||||||||||||
20 | Replace the RH rear corner object sensor. Refer to Rear Object Sensor Replacement . Did you complete the replacement? | -- | Go to Step 45 | -- | ||||||||||||||||||||||||||||||||
21 | Observe the telltale assembly. Look for the following pattern. (This pattern signals a fault on the RH rear middle object sensor signal circuit.)
Does the pattern appear? | -- | Go to Step 22 | Go to Step 27 | ||||||||||||||||||||||||||||||||
22 |
Is the circuit OK? | -- | Go to Step 45 | Go to Step 23 | ||||||||||||||||||||||||||||||||
23 | Test the RH rear middle object sensor signal 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 45 | Go to Step 24 | ||||||||||||||||||||||||||||||||
24 | Test the RH rear middle object sensor signal circuit for a short to battery positive voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 25 | ||||||||||||||||||||||||||||||||
25 | Inspect the RH rear middle object sensor connector for poor connections. 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 45 | Go to Step 26 | ||||||||||||||||||||||||||||||||
26 | Replace the RH rear middle object sensor. Refer to Rear Object Sensor Replacement . Did you complete the replacement? | -- | Go to Step 45 | -- | ||||||||||||||||||||||||||||||||
27 | Observe the telltale assembly. Look for the following pattern. (This pattern signals a fault on the LH rear middle object sensor signal circuit.)
Does the pattern appear? | -- | Go to Step 28 | Go to Step 33 | ||||||||||||||||||||||||||||||||
28 |
Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 29 | ||||||||||||||||||||||||||||||||
29 | Test the LH rear middle object sensor signal 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 45 | Go to Step 30 | ||||||||||||||||||||||||||||||||
30 | Test the LH rear middle object sensor signal circuit for a short to battery positive voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 31 | ||||||||||||||||||||||||||||||||
31 | Inspect the LH rear middle object sensor connector for poor connections. 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 45 | Go to Step 32 | ||||||||||||||||||||||||||||||||
32 | Replace the LH rear middle object sensor. Refer to Rear Object Sensor Replacement . Did you complete the replacement? | -- | Go to Step 45 | -- | ||||||||||||||||||||||||||||||||
33 | Observe the telltale assembly. Look for the following pattern. (This pattern signals a fault on the LH rear corner object sensor signal circuit.)
Does the pattern appear? | -- | Go to Step 34 | Go to Step 39 | ||||||||||||||||||||||||||||||||
34 |
Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 35 | ||||||||||||||||||||||||||||||||
35 | Test the LH rear corner object sensor signal 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 45 | Go to Step 36 | ||||||||||||||||||||||||||||||||
36 | Test the LH rear corner object sensor signal circuit for a short to battery positive voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 37 | ||||||||||||||||||||||||||||||||
37 | Inspect the LH rear corner object sensor connector for poor connections. 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 45 | Go to Step 38 | ||||||||||||||||||||||||||||||||
38 | Replace the LH rear corner object sensor. Refer to Rear Object Sensor Replacement . Did you complete the replacement? | -- | Go to Step 45 | -- | ||||||||||||||||||||||||||||||||
39 | Observe the telltale assembly. Look for the following pattern. (This pattern signals a short to ground on the object sensor supply voltage circuit, a short to battery positive voltage on the object sensor low reference circuit or a fault with the rear object sensor control module.)
Does the pattern appear? | -- | Go to Step 40 | Go to Step 45 | ||||||||||||||||||||||||||||||||
40 | Test the object sensor supply voltage 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 45 | Go to Step 41 | ||||||||||||||||||||||||||||||||
41 | Test the object sensor low reference circuit for a short to battery positive voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 42 | ||||||||||||||||||||||||||||||||
42 | Test for a short from the object sensor supply voltage circuit to the object sensor low reference circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 45 | Go to Step 43 | ||||||||||||||||||||||||||||||||
43 | Inspect the rear object sensor control module connector for poor connections. 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 45 | Go to Step 44 | ||||||||||||||||||||||||||||||||
44 | Replace the rear object sensor control module. Refer to Object Alarm Module Replacement . Did you complete the replacement ? | -- | Go to Step 45 | -- | ||||||||||||||||||||||||||||||||
45 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | -- |