GMC chervolet camaro 1999 Service Manual page 659

5-184 Antilock Brake System Brakes
DTC C0110 Pump Motor Circuit Malfunction (cont'd)
Step
Action
Value(s) Yes
No
(
1. Turn the Ignition switch to the OFF position.
\
'
2. Disconnect the EBCM/EBTCM connector C1.
3. Connect J 39700 Universal Pinout Box using the
J
39700 - 530 cable adaptor to the EBCM/EBTCM
0-50 Go to Step9 Go to Step 8 7
harness connector C1 only.
4. Using J 39200 DMM, measure the resistance
between terminals 12 and 15 of J 39700.
Is the resistance within the range specified in the value(s)
column?
Repair CKT 150 for an open or high resistance. Refer to
8
Repair Procedures Cell 5 in Electrical Diagnosis. -
Go to Step 16
-
Is the repair complete?
1. Install the fuse if removed.
Go to Power
2. Using J 39200 DMM, measure the voltage at the
Distribution
9
40A ABS BA TT 1 Maxifuse® by probing between the
Battery volts
Go to Step 10
Cell 10in
fuse test terminals and a good ground.
Electrical
Is the voltage within the range specified in the value(s) Diag~osis
column?
Using J 39200 DMM, measure the voltage at terminal 13
10
of J39700.
Battery volts Go to Step 14 Go to Step 13
Is the voltage within the range specified in the value(s)
column?
Replace EBCM/EBTCM. Refer to Electronic Brake Control
Go to ABS
11
Module (EBCM) Replacement. -
Diagnostic
-
Is the replacement complete?
System Check
Repair short to ground in CKT 302. Refer to Repair
12
Procedures Cell 5 in Electrical Diagnosis. -
Go to Step 16
-
(
Is the repair complete?
Repair open in CKT 302. Refer to Repair Procedures
13
Cell 5 in Electrical Diagnosis.
-
Go to Step 16
-
Is the repair complete?
1. Disconnect the EBCM/EBTCM pump motor
connector C2.
2. Connect a 1 OA fused jumper wire between the pump
motor connector C2 terminal 1 and battery voltage.
14
3. Connect a jumper wire between the pump motor
-
Go to Step 15 Go to Step 6
connector C2 terminal 2 and ground. Only attempt to
run the pump motor for 5 seconds.
4. Disconnect the jumper wires.
5. Inspect the 10A fuse in the jumper wire.
Is the fuse OK?
1. Zero the J 39200 DMM leads.
2. Using J 39200 DMM, measure the resistance
15
between terminals 1 and 2 of the pump motor
Q-40
Go to Step 11 Go to Step 6
connector C2.
Is the resistance within the range specified in the value(s)
column?
1. Reconnect all previously disconnected components.
2. Using a scan tool clear the OTC.
Go to ABS
16
3. Remove the scan tool from the DLC.
-
Go to Step2 Diagnostic
4. Carefully drive the vehicle above 12 Km/h (8 mph) for
System Check
several minutes.
Does the OTC reset as a current OTC?
(