Jeep Grand Cherokee WK. Manual — part 415
B211B-IGNITION RUN/ACC/SPAD CONTROL CIRCUIT HIGH
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INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS
WK
B211B-IGNITION RUN/ACC/SPAD CONTROL CIRCUIT HIGH (CONTINUED)
For the Power Door Lock circuit diagram (Refer to 8 - ELECTRICAL/POWER LOCKS - SCHEMATICS AND DIA-
GRAMS)
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
Continuously
•
Set Condition:
When the Cluster senses a high condition on the (F103) Ignition Run/Acc Relay Control circuit for over 10
seconds, this code will set.
Possible Causes
(F103) IGNITION RUN/ACC/SPAD RELAY CONTROL CIRCUIT SHORT TO BATTERY
JUNCTION BLOCK
INSTRUMENT CLUSTER
Diagnostic Test
1.
TEST FOR INTERMITTENT CONDITION
With the scan tool, record and erase DTC’s
Operate the door locks several times.
Cycle the ignition from on to off.
Turn the ignition on.
With the scan tool, read DTC’s.
Does the scan tool display B211B-IGNITION RUN/ACC/SPAD CONTROL CIRCUIT HIGH?
Yes
>> Go To 2
No
>> The conditions that caused this code to set are not present at this time. Using the wiring diagram/sche-
matic as a guide, inspect the wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE)
2.
IGNITION RUN RELAY SHORTED TO BATTERY
Turn the ignition off.
Disconnect the Cluster C2 connector.
Momentarily connect a jumper wire between the (F103) Ignition Run
Relay Control circuit and the (Z905) Ground circuit in the Cluster C2
connector.
Did the relay actuate?
Yes
>> Replace the Instrument Cluster in accordance with service
information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES -
STANDARD PROCEDURE)
No
>> Go To 3
WK
INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS
8J - 35
B211B-IGNITION RUN/ACC/SPAD CONTROL CIRCUIT HIGH (CONTINUED)
3.
(F103) IGNITION RUN/ACC/SPAD RELAY CONTROL CIRCUIT SHORTED TO BATTERY
Disconnect the Junction Block C2 connector (on top of junction block).
Measure the voltage between ground and the (F103) Ignition Run/Acc/
SPAD Relay Control circuit in the Cluster C2 connector.
Turn the ignition on.
Is there any voltage present?
Yes
>> Repair the (F103) Ignition Run/Acc/SPAD Relay Control
circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES -
STANDARD PROCEDURE)
No
>> Replace the Junction Block in accordance with service
information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES -
STANDARD PROCEDURE)
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INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS
WK
B2122-IGNITION RUN CONTROL CIRCUIT LOW
WK
INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS
8J - 37
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