Diagnostic Manual, Chassis and Drivetrain,
Volume 1
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1.2 Base Module > 11 Diagnosis - Diagnostic Trouble Code (DTC) Memory |
Diagnosis - Diagnostic Trouble Code (DTC) Memory
Test Preparation for DTC Readout
1. Connect impulse counter scan tool and adapter or HHT to data link connector (X11/4) as shown in section 0.
Note:
Connect yellow wire from impulse counter scan tool as follows:
Base module (BM) (N16/1) socket 8
ABS or ABS/ASR control module (N30 or N30/1) socket 6
SPS control module (N49/1) socket 12
ADS control module (N51) socket 11
HFM-SFI control module (N3/4) socket 4
2. Ignition: ON
3. Read DTC memory for BM, ABS or ABS/ASR, SPS, ADS, HFM-SFI control modules.
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Equipment
| Hand-Held Tester (HHT) |
see applicable Service Information in groups 58
and 99 |
| Diagnostic trouble code (DTC) |
Possible cause |
Test step/Remedy 1) |
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No fault in system. |
In case of complaint:  23 (entire test) |
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Maximum allowable temperature in module box exceeded 2). |
23 15.0 |
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A/C electromagnetic clutch (A9k1) jammed or poly-V-belt broken. |
23 13.0, visiually inspect compressor andpoly-v-belt |
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Poly-V-belt slips. |
23 13.0, check poly-v-belt tension |
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Base module (N16/1) voltage supply output fuse F2, open circuit. |
23 8.0 |
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Base module (N16/1) voltage supply output fuse F3, open circuit. |
23 9.0 |
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Base module (N16/1) voltage supply output fuse F1, open circuit. |
23 6.0, 7.0 |
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Kickdown switch (S16/6) |
23 16.0 |
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A/C electromagnetic clutch (A9k1), short circuit. |
23 13.0 |
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Module box blower motor (M2/2), short circuit 2). |
23 15.0 |
1) Observe Preparation for Test, see 22.
2) Module box blower motor was phased out of production on model 140 starting M.Y. 1994. |
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