Test
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Work Order Description
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Nominal Value
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T001
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Check: Interruption of Voltage Supply Circuit
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- Ignition OFF
- All consumers turned off
- Disconnect wiring harness connector from:
A40 Ignition Coil - Direct Ignition
- Ignition ON
- Measure voltage between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 2 & Ground
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greater than 11 V
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T002
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Check: Circuit Interruption of Ground Circuit
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- Measure voltage between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 2 & A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 1
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greater than 11 V
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T003
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Check: Short to Voltage of Signal Circuit
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- Ignition OFF
- Remove electrical component from socket:
K12_X125 Relay - Radiator Fan
- Disconnect wiring harness connector from:
A84 Control Unit - Engine (Wiring Harness Connector XC7 )
- Ignition ON
- Measure voltage between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 3 & Ground
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less than 0.3 V
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T004
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Check: Short to Voltage of Signal Circuit
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- Measure voltage between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 4 & Ground
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less than 0.3 V
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T005
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Check: Short to Voltage of Signal Circuit
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- Measure voltage between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 5 & Ground
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less than 0.3 V
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T006
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Check: Short to Voltage of Signal Circuit
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- Measure voltage between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 6 & Ground
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less than 0.3 V
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T007
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Check: Short to Ground of Signal Circuit
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- Ignition OFF
- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 6 & Ground
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greater than 500 kOhm
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T008
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Check: Short to Ground of Signal Circuit
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- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 5 & Ground
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greater than 500 kOhm
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T009
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Check: Short to Ground of Signal Circuit
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- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 4 & Ground
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greater than 500 kOhm
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T010
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Check: Short to Ground of Signal Circuit
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- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 3 & Ground
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greater than 500 kOhm
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T011
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Check: Interruption of Signal Circuit
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- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 3 & A84 Control Unit - Engine Wiring harness connector (wiring harness side) terminal 47 (XC7)
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less than 5 Ohm
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T012
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Check: Interruption of Signal Circuit
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- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 4 & A84 Control Unit - Engine Wiring harness connector (wiring harness side) terminal 64 (XC7)
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less than 5 Ohm
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T013
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Check: Interruption of Signal Circuit
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- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 5 & A84 Control Unit - Engine Wiring harness connector (wiring harness side) terminal 63 (XC7)
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less than 5 Ohm
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T014
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Check: Interruption of Signal Circuit
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- Measure resistance between the following terminals:
A40 Ignition Coil - Direct Ignition Wiring harness connector (wiring harness side) terminal 6 & A84 Control Unit - Engine Wiring harness connector (wiring harness side) terminal 48 (XC7)
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less than 5 Ohm
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T015
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Check: Component
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- Check the following component for proper operation:
Engine-compression Fuel pressure Fuel pipes and fuel filter Plugging, leakage, air or water in fuel system Spark plugs Spark plug connectors Check intake system/charge air hoses for leaks (secondary air, porosity and blockages) Tightness of the line connections Check vacuum hoses for splits, kinks, leaks and proper connections. Perform visual check of all exhaust related components for completeness, leakage and damage. Check the exhaust system for leakage, installation and the condition of the rubber suspension.
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Test okay?
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